Ex 9: Choose the sentences that has the same meaning:

1. B. We used to live in Nottingham

2. C. The street is very noisy, which makes it difficult to sleep

3. A. This story is about an old man who doesn't know how to use a computer

4. D. Their hands have been washed on a towel

5. A. I haven't been in Lai Chau since February

6. D. Nobody is allowed to use dictionary during examination

7. C. The bike which is often used at the circus has only a wheel

8. D. I wasn't accustomed to football

9. C. This computer has not been used for ages

Ex 10 : Error identification

1. B. changing -> to change

2. A. you worked -> did you work

3. B. to find -> finding

4. B. to stay -> stayed

5. B. begin -> began