domingo, 19 de noviembre de 2017

WORKBOOK UNIT 2_____KEY

WORKBOOK – UNIT 2
VOCABULARY p. 14
1.- 1) Speedy can a jet aeroplane fly
     2) were no witnesses to the accident
     3) Mars would have many drawbacks
     4) need any advance notice
     5) without any warning

2.- Possible answers
     1 – up          2 – quickly          3 – hit           4 – finish          5 – safe 

3.- 1 – f          2 – b          3 – c          4 – a          5 – d          6 – e 

4.- 1 – advance, notice          2 – spacecraft, launched          3 – speeds          4 – rush 
                                                      5 – tiny 
p. 17
5.- 1 – put off          2 – pick up          3 – call off          4 – keep away          5 – try out
                                                   5 – work out
6.- Possible answers
     1) to take off at 9.00                               4) used it all up this morning
     2) caught on right away                       5) blew it up
     3) put on a sweater

7.- Possible answers
     1) We will put on after the dinner
     2) Some chemicals blew up
     3) They will have to work it out before their trip
     4) She put it off until she’s feeling better
     5) We can’t wait to try it out!

8.- 1 – capable of          2 – launch          3 -  drawbacks          4 – crash into         
              5 – Spacecraft          6 – pick … up          7 – tiny          8 – try out          9 – carries out

p. 18 GRAMMAR
1.- 1 – wouldn’t know          2 – will survive          3 – want         
     4 – would never have survived          5 – demonstrates

2.- Possible answers
     1 – should learn physics          2 – will be old          3 – would take it
            4 – wouldn’t know how beautiful it looks             5 – won’t see the stars

3.- 1) they get additional money, they will be able to build a lift on the moon
     2) wouldn’t have made the first Star Trek film if the original TV series hadn’t been so
         popular
     3) I didn’t have a star map app on my mobile phone, I wouldn’t be able to identify
         the constellations.
     4) you don’t look at it through a telescope, you won’t be able to see details on the 
         moon’s surface / you look through a telescope, you will be able to see details on the 
         moon’s surface

4.- 1) I wish / If only we had left earlier
     2) I wish / If only you would believe me
     3) I wish / If only I played the guitar as well as Sue.
     4) If only / He wishes he had better marks
     5) I wish / If only I were in the right place to see Thursday’s lunar eclipse
p. 19
5.- 1 – knew          2 – should / could visit          3 – might / would stop          4 – could move
           5 – watched          6 – might not have followed / wouldn’t have followed
                                                        7 – won’t be
6.- 1) They wouldn’t have called off last week’s mission if there hadn’t been a serious
          problem.
     2) If they succeed in developing a solar-powered spacecraft in the near future, it could
          save a lot of money on fuel for space missions
    3) As soon as this new technology is available, they’ll use it in new spacecrafts.
    4) I wish that I had seen that TV documentary abut space last night
    5) What stars can we see if we go to the observatory tonight? / What stars could we see
        if we went to the observatory tonight?

7.- 1) El no se habrá estrellado contra el árbol si no hubiera estado montando en su 
          bicicleta a tanta velocidad.
     2) ¡No sabrás lo que eres capaz de hacer a menos que pruebes cosas nuevas!
     3) ¿Estallaría una nave especial si chocase con un asteroide?
     4) ¡Ojala los científicos pudieran avisar a la gente de más tipos de desastres naturales.
     5) Si pospones tu trabajo hoy, tendrás que cancelar tu cita de mañana

8.- 1) The International Space Station has been in orbit for more than 15 years
     2) If only you had been there
     3) The students have just launched their satellite.
     4) She went back inside the spacecraft after she had been walking for 20 minutes
     5) You can’t work in mission control unless you are able to stay calm during a crisis.

9.- 1 – d           2 – b          4 – c          6 – a 

P. 20 Communication
1.- 1 – phenomena          2 – UFOs          3 – crews          4 – voyages          5 – human beings
                                    6 – aliens          7 – creatures
2.- Possible answers
     1) stayed away from places where people were smoking
     2) called for help
     3) she wanted a baby of her own
     4) No, because she hasn’t sent it to any publishers
     5) aliens are living amongst us on Earth
     6) I checked reliable sources
     7) never laughs at anything

3.- Possible answers
     1) human beings and chimpanzees
     2) an alien develop a friendship
     3) heard such a far-fetched / weird story before
     4) overcoming the evil robots

4.- 1 – last-minute          2 – well-deserved          3 – long-awaited          4 – worldwide
                                                     5 – widespread
5.- 1) This is a picture of                                        2) It’s hard to tell
     3) It’s possible that                                            4) You can tell that
     5) looks like                                                        6) I guess / I suppose
     7) It could be that / It’s possible that / You can tell that
     8) I guess / I suppose          9) I imagine / I guess / I suppose          10) seems to be
P. 21 Reading
1.- 1) Asteoid Grand Challenge
     2) Benjamin Franklin and Charles Darwin
     3) Galapagos islands
     4) 1900
2.- c
3.- 1) look through telescopes or write computer codes
     2) educated in science
     3) 50,000 citizen scientists have participated
     4) might not have been discovered

4.- 1) Within a week hundreds of people had volunteered
     2) Because they coined the phrase “citizen science”
     3) The study and conversation of birds and their habitats

5.- 1 – blew up          2 – coined          3 – clergyman          4 – spotted
P. 22 Writing
1.- 1 – although          2 – Consequently          3 – Obviously          4 – Moreover
                                               5 – Fortunately
2.- A

P. 23 Check you progress
1.- 1 – realistic          2 – human beings          3 – find out          4 – underneath
           5 – are considered          6 – treacherous          7 – carry out          8 – capable of
                      9 – accurate                 10 – necessity

2.- 1) keep alive the continuing explorations of space for future generations
     2) come back to Earth safely
     3) stayed behind after we had left the Space Museum
     4) made sure that everyone was kept away from that area
     5) put off the science fair until a month later than originally planned
    
3.- 1 – want          2 – have offered          3 – have benefited          
                4 – had provided/ had been providing          5 – would ….. have wanted
     6 – had submitted          7 – had ….. been          8 – know

4,. 1) We can’t apply to enter the robot contest unless we go to the meeting
     2) She went out with friends after she had been studying in the library for six hours
     3) As soon as I finish the book, I’ll write my book report.
     4) She hasn’t flown on a space mission since 1996
     5) I would have seen the end of the film if I hadn’t fallen asleep
     6) I wish I could go abroad next year



     7) If he eats a tomato, it causes him to feel ill.

CONDITIONAL SENTENCES_______ KEY


1.- WRITE THE CORRECT TENSE
      1) I’d have gone climbing if the weather ________hadn’t been 
         _______________________ (not be) so bad
     2) If my keys had been on the table, I _____would have noticed 
        ____________________________ (notice) them
3)    If she _______passes__________________________ (pass) the driving 
     test, she will buy a car
     4) You _______will learn_________________________ (learn) English more 
         easily if you study a little every day
     5) If it was dangerous, I ______wouldn’t do__________________________ (not 
         do) it
     6) We _____would have heard___________________________ (hear) her if she
          had shouted
     7) ______Will you give__________________________ (you, give) her these 
         flowers when you see her? 
     8) If they _________don’t give_______________________ (not give) him the job, I 
         don’t know what he will do
     9) They’d never have seen her if she _______hadn’t worn 
         _________________________ (not wear) a red scarf
   10) If I’d known it was stolen, I ____wouldn’t have bought 
         ____________________________ (not buy) it 
   11) If she were more friendly, I _____would talk___________________________
        (talk) to her more
   12) I __________will marry______________________ (marry) you as soon as we 
        find somewhere to live
   13) Her plants won’t grow well if she _______doesn’t water 
         _________________________  (not water) them
   14) If I buy champagne, ______will you pay__________________________ (you, 
        pay) for the meal?
   15) If you’d reminded me, I _____wouldn’t have forgotten 
        ___________________________ (not forget)
   16) As soon as we get the tickets, we _______will send 
        _________________________ (send) them to you  
   17) If you miss the bus this afternoon, ________get________________________
        (get) a taxi instead       
   18) ____Wouldn’t my friends be____________________________ (my friends, not 
        be) envious if they could only see me now? 
   19) We’ll have to go without John if he _______doesn’t arrive 
         _________________________ (not arrive soon) 
   20) ________________________________ (Not refund) your money if you haven’t
         kept your receipt
   21) Would you work harder if you ______would be__________________________ 
            (be) better paid? 
   22) If I make some coffee, _____will you cut___________________________ (you, 
        cut) the cake?
   23) If you _____didn’t complain ___________________________ (not complain) so 
         much, you might be more popular        
   24) If I had more money, __________would you marry______________________ 
       (you, marry)me?
   25) He ____wouldn’t have helped____________________________ (not help) you 
         if he hadn’t liked you
   26) If I _____don’t revise___________________________ (not revise) thoroughly, 
         I may fail my test
   27) How _______would you feel_________________________ (you, feel) if you 
         were in my position?
   28) If they come to the party, _________don’t be_______________________ (not 
         be) rude
   29) You’d have a lot more friends if you 
         _______weren’t_________________________ (not be) so mean
   30) ____________Don’t talk____________________ (not talk) so loudly if you 
         want to be listened to.

2.- REWRITE THE FOLLOWING SENTENCES WITH THE WORDS GIVEN
1- Take these pills three times a day and you’ll soon feel better.
      If  you  take these pills three times a day, you will soon feel better
2- I couldn’t meet him because he had moved.
      If  he hadn’t moved, I would have met him
3- I can’t live in the country because I can’t find a job there.
      If I found a job, I would live in the country
4- Tell me your address. I might need it.
      Tell me your address in case I need it
5- Unless you study hard you won’t pass your exams.
      If you don’t study hard, you won’t pass your exams
6- Visiting Israel won’t be possible without a visa.    
     Unless you have a visa, you won’t be able to visit Israel
7- I didn’t pass because I didn’t study.
      If I had studied, I would have passed
8- Sally won’t go to Nebraska because she doesn’t have enough money.
      If Sally had enough money, she would go to Nebraska
9- Buy some aspirins. You might need them during your journey.
      Buy some aspirins in case you need them during your journey
10- They didn’t go to England because they didn’t book a room on time.
       Had they booked a room on time they would have bone to England
11- Philip won’t go to Ireland with his friends because he doesn’t like flying.
       If Philip liked flying, he would go to Ireland with his friends
12- Write down my telephone number. There’s a chance you will need it.
       Write down my telephone number in case you need it
13- I advise you to stay in bed for a few days.
       If I were you, I would stay in bed for a few days
14- She is very shy; that’s why she doesn’t enjoy parties.  
       If she weren’t very shy, she would enjoy parties
15- I didn’t know he was so quarrelsome, I’m sorry now that I invited him.   
       If I had known he was so quarrelsome, I wouldn’t have invited him
16- People should not be allowed to keep pets if they don’t look after them 
       properly.     
      Unless people look after pets properly, they will be allowed to keep them
17- I’m sorry I’m late. I didn’t know you were here.
      If  I had known you were there, I wouldn’t have been late
18- Close the window. It may rain.
      Close the window in case it rains
19- She won’t sing because there’s no silence in the room.
      She won’t sing unless there is silence in the room
20- We’ll lend you the money because you can guarantee payment.
      We’ll lend you the money if you guarantee payment     
21- They dropped the vase and it broke.     
     If  they hadn’t dropped the vase, it wouldn’t have broken
22- Don’t forget my address. You may need it when you get to London.
     Don’t forget  my address in case you need it when you get to London
23- I didn’t go to the party because I had a headache.
     If  I hadn’t had a headache, I would have gone to the party
24- She won’t pass because she doesn’t study.
     If she studied, she would pass
 25- I always take a pen with me because I might have to write something.
     I always take a pen with me in case I have to write something
 26- My parents didn’t let me go to the party because I failed the exam.
     If I hadn’t failed the exam, my parents would have let me go to the party
27- I didn’t pay attention to my doctor’s advice and I got sick.
       If I had paid attention to my doctor’s advice, I wouldn’t have got sick
28- The Germans brought the Christmas tree. A lot of people started to 
       put it at home.
      If the German hadn’t brought the Christmas tree, a lot of people 
      wouldn’t have put it at home

1. We didn't see The Two Towers because the cinema was closed. 
    If the cinema hadn’t been closed, we would have seen The Two Towers
2. She doesn't understand because you haven't explained the situation to her. 
    If you had explained the situation to her, she would have understood
3. You won't get a promotion if your work doesn't improve. 
    Unless your work improves, you won’t get a promotion
4. I never eat octopus because I get sick. 
    If I eat octopus, I get sick
5. We didn't pick you up at the station because you didn't phone us. 
    If you had phoned us, we would have picked you up at the station
6. The government won't win the elections unless they create employment. 
    If the government creates employment, they will win the elections
7. I'll buy a new computer provided that I get a rise in salary. 
    I’ll buy a new computer if I get a rise in salary
8. She wanted to buy that picture, but she didn't have enough money. 
    If she had had enough money, she would have bought that picture
9. Whenever I make a promise, I keep it. 
    If I make a promise, I keep it
10. We haven't got any matches, so we can't light a fire. 
      If we had any matches, we could light a fire
11. I didn't renew my subscription because I lost interest in the magazine's articles. 
 If I hadn’t lost interest in the magazine’s articles, I would have renewed .....
12. He was too slow to win the race. 
      If he hadn’t been too slow, he would have won the race
13. I won't go to Rio unless I find a cheap flight. 
      I won’t go to Río if I don’t find a cheap flight
14. I never sunbathe because I get sunburnt easily. 
     If I didn’t get sunburnt easily, I would sunbathe
15. She will understand you provided that you don't speak too fast. 
     She will understand you if you don’t speak too fast
16. He won't come for a drink because he's got work to do. 
     If he didn’t get work to do, he would come for a drink
17. She's too young to get a driving licence. 
     If she weren’t too young, she would get a driving licence
18. They lost the match because of the heavy rain. 
     If it hadn’t rained heavily, they wouldn’t have lost the match
19. Whenever Peter and I meet, we talk about the good old times. 
     If Peter and I meet, we talk about the good old times
20. Should you see Paul, tell him about the meeting. 
     If you see Paul. Tell him about the meeting


WISH

1.- COMPLETE NEXT SENTENCES WITH THE CORRECT TENSE
     1) We always have to take the bus home. I wish we 
          _______didn’t live_________________________ (not live) so far from the city 
          centre
     2) I am completely soaked. I wish I _____had completely brought
         ___________________________ (bring) the umbrella. 
     3) He is always whistling. I wish he _________didn’t do_______________________
         (not do) that at all the time    
4)    We are having a wonderful holiday on the beach. I wish you 
      ___________were_____________________ (be) here
5)    This computer is useless. I wish my parents _________had chosen_______________________ (choose) a better one when they bought one.
6)    She’s got a new job but she feels bored. She wishes her boss ______gave__________________________ (give) her more responsibility
7)    He’s sorry he missed the wedding ceremony. He wishes he _______had gone_________________________ (go) 
8)    I wish my neighbours ________didn’t make________________________ (no make) so much noise, I can hardly sleep at night
9)    Citizens wish their leaders ______started__________________________ (start) doing something to improve the economic situation
10) They have lots of money. Even so, they wished they _______had had_________________________ (have) more and more
11) I don’t understand this point of grammar. I wish I _____understood____________________________ (understand) it better
12) It never stops raining here. I wish it ______stopped___________________________ (stop) raining.
13) I should never have said that. I wish ______had said___________________________ (say) that   
14) I miss my friends. I wish my friends _______were__________________________ (be) here right now
15) I speak terrible English I wish I __________spoke_______________________ (speak) English better
16) I cannot sleep. The dog next door is making too much noise I wish it 
     ________ketp_________________________ (keep) quiet
17) This train is very slow. The earlier train was much faster. I wish I _______had caught__________________________ (catch) the earlier train.
18) I didn’t see the TV programme but everybody said it was excellent. I wish I ______had seen___________________________ (see) it
19) I went out in the rain and now I have a bad cold. I wish I _______hadn’t gone__________________________ (not go) out
20) This movie is terrible. I wish we ________had gone_________________________ (go) to see another one
21) I hate living in England. It’s cold and it’s damp. I wish I _______lived__________________________ (live) in Spain
22) I love California. I wish I __________were_______________________ (be) there right now.
23) My car is too small. I wish I _______had__________________________ (have) a bigger one
24) I was only in Miami for a week. I wish I _________had had________________________ (have) more time there but I had to go on to New York
25) My face is bright red. I wish I _______hadn’t sat__________________________ (not sit) in the sun so long yesterday
26) It was supposed to be a secret. I wish you ______hadn’t told___________________________ (not tell) him
27) They didn’t offer me the job. I wish they _____had offered____________________________ (offer) it to me
28) You are always moaning about something or other. I wish you _______shut up__________________________ (shut) up
29) I hate having red hair. I wish I ______had had___________________________ (have) blonde hair
30) This exercise is very boring. I wish the teacher __________had given_______________________ (give) us some more interesting things to do

2.- REWRITE NEXT SENTENCES USING “WISH”
     1) I ate too much and now I have stomach ache
         I wish I hadn’t eaten too much / so much
     2) His parents would like him to look after himself
         His parents wish he looked after himself
     3) I’m sorry the anti-smoking law is so restrictive 
         I wish the anti-smoking law weren’t so restrictive
     4) I’m sorry he doesn’t own a boat. He loves sailing
         I wish he owned a boat
     5) Teachers would like their students not to talk in class
         Teachers wish their students didn’t talk in class
     6) I’m sorry they didn’t go to the beach 
         I wish they had gone to beach
     7) I would have liked to be at home at Christmas
         I wish I had been at home at Christmas
     8) I’m sorry I didn’t study more
         I wish I had studied more
     9) I’m sorry he doesn’t bring her flowers on their anniversary 
         I wish he brought her flowers on their anniversary
   10) I don’t like being so tall
         I wish I weren’t so tall
   11) I want my boss to give me a pay rise
         I wish my boss gave me a pay rise
   12) I’m sorry I went to bed so late yesterday
         I wish I hadn’t gone to be so late yesterday
   13) I would like my boyfriend not to work so long hours
         I wish my boyfriend didn’t work so long hours
    14) I feel bad because I kissed my friend’s boyfriend last night
          I wish I hadn’t kissed my friend’s boyfriend last night
    15) I’m sorry I can’t go to the concert tonight
          I wish I could go to the concert tonight
     16) I’m sorry I don’t see Sarah more often
           I wish I saw Sarah more often
     17) I live in Malta and I don’t like this
           I wish I didn’t live in Malta
     18) I’m sorry Mary isn’t here
          I wish Mary were here
     19) Why can’t you come to my birthday party?
           I wish I came to my birthday party
     20) I’m sorry she had problems with her husband 
          I wish she didn’t have problems with her husband
     21) I’d have liked him not to take your advice
           I wish he hadn’t taken your advice
     22) I’m sorry you didn’t keep your mouth shut yesterday
           I wish you had kept your mouth shut yesterday
     23) I’m sorry you lost all your money
          I wish you hadn’t lost all your money
     24) I’m sorry Berta doesn’t turn up on time for a change 
          I wish Berta turned up on time for a change
     25) I’d like to have known you before
          I wish I had known you before
     26) Our city doesn’t collect rubbish enough often
          I wish our city collected rubbish enough often
     27) I’m sorry my friend drove so fast 
          I wish my friend hadn’t driven so fast
     28) I’m sorry I lost the bus
          I wish I hadn’t lost the bus
     29) I’m sorry he didn’t join in the celebration
          I wish he had joined in the celebration
     30) Janet didn’t finish high school
                     I wish Janet had finished high school