2. Put each word into its correct place: tighten using covering faulty inflate protective install
tightness damaged fill
1. We... fuel tanks and oil reservoirs.
2. We repair cracks or tears in skin ...
3. They replace lights and ... wiring.
4. They may have to wear... devices.
5. We may have to... engines.
6. We have to test ... of connexions.
7. We may have to ... loose bolts.
8. They can remove the parts.
9. They can ... tires.
10. They service aircraft ... tools

1. Alice has been preparing for her exam since 9 o'clock.

2. The weather is awful. It started raining three hours ago and it hasn't stopped yet.

3. Jeremy is exhausted. He has been running for two hours.

4. I am so dirty because I have been painting the fence for several hours.

5. They just have finished doing their homework.

6. Have you ever been to the USA?

7. How long have you been learning French?

8. We have been waiting here for half an hour.

9. I already have seen this film, that's why I don't want to go to the cinema.

10. My parents have been building our new house since 2018.

11. Mary hasn't started her job yet.

12. Jane already has sent seven letters.

13. Sandy has been teaching English for ten years.

14. I can't find my key. I think I have lost it.

15. Dan is so tired. He has been working in the garden the whole morning.

1. He was listening
2. He was translating
3. You ever been; yes I was there
4. The old lady saw
5. What you did
6. You were translating
7. What were you doing here; I was preparing
8. He taught
9. She studied English last year
10. What are you reading now?; I am reading a magazine
11. She lived in Moscow
12. Our teacher came. Now he is speaking
13. I was looking at them
14. He didn’t like
15. When we came to the station, the train has already arrived. The passengers were hurrying to occupy their seats

1. Did he go to the shop last weekend?
2. Does Lisa smile at my jokes?
3. Will we be reading at 6 tomorrow?

1. We weren’t very glad
2. He couldn’t come to meet me at the station
3. He didn’t reserve a room for me
4. We don’t play football every day
5. You aren’t at the lesson