EXERCISES ON PAGES 32, 33

EX. 1

1D, 2E, 3C, 4A, 5B

EX. 2

1) Apollo 13 was flying to the moon. 2) Because one of the fuel tanks was close to zero and because gas was escaping into space. 3) NASA engineers helped the astronauts solve the problem. 4) the astronauts spend in space 4 days.

EX. 3

1C, 2B, 3B, 4C, 5A, 6C

EX. 4

1) hatch, 2) carrying, 3) figure out, 4) came up with, 5) breathe a sigh of relief, 6) running out, 7) cheer, 8) on duty

EX. 5

1) figured out, 2) running out, 3) carrying out, 4) hatch, 5) on duty, 6) breathe a sigh of relief, 7) cheer, 8) came up with

EX. 6

I agree with the first opinion.

EX. 7

1) a solution, 2) a problem, 3) events, 4) home, 5) crazy, 6) your hand

EXERCISES ON PAGE 34

EX. 2

1T, 2F, 3F, 4T, 5T, 6T

EX. 3

1) used to have, 2) used to phone, 3) bought

EX. 4

2) didn’t use to use, drive, 3) update, used to write, 4) play, used to play, 5) used to suggest, give out, 6) used to watch, watch, 7) use, used to look up, 8) didn’t use to worry, give

EX. 5

When I was at primary school:

1) my parents used to take me to school every day.

2) I didn’t use to go online much.

3) I went on a school trip to the Science Museum.

4) I didn’t use to like school dinners.

5) my parents bought me my first mobile phone

6) I used to want to be an astronaut.

EX. 6

1) Did your parents use to take you to school? Yes, they did. 2) Did you use to go online much? No, I didn’t. 3) Did you go on a school trip to the Science Museum? Yes, I did. 4) Did you use to like school dinners? No, I didn’t. 5) Did your parents buy you your first mobile phone? No, they didn’t. 6) Did you use to want to be an astronaut? No, I didn’t.