III. Choose the best answer. 1. I (met/was meeting) a friend while I (did/was doing) the shopping. 2. I (turned/ was turning) round and (saw/ was seeing) Paula. 3. She (wore/was wearing) a bright red coat. 4. You (always watch/ are always watching) television. You should do something more active. 5. I (paid/was paying) for my things when I (heard/ was hearing) someone call my name. 6.We (left/ was leaving) the café and (said/ were saying) goodbye. 7. This time last Monday we (took/ were taking) the final test. 8. Mr. Blair (always goes/is always going) to work by bus. 9. While we (had/ were having) a drink, a waiter (dropped/ was dropping) a pile of plates. 10. John is never satisfied. He (always complains/ is always complaining). IV. Choose the given to complete the following sentences: while/ during/ for/ since. 1. Mrs. Quyen has been in NewYork____________________July1st. 2. I fell and hurt myself __________________I was playing tennis. 3. It started to rain ____________________the match. 4. We have played tennis _________________two hours. 5. _________________the summer I stayed on a farm in New Mexico. 6. I learned Italian _________________I was there. 7. I haven’t met him __________________we left Washington. 8. We went on holiday to Florida ____________________three weeks. 9. ___________________the meal we exchanged news. 10.______________________I was talking to Barbara, I learned that Tony was in hospital.

II. Choose the best answer.

1. I (met/was meeting) a friend while I (did/was doing) the shopping.

2. I (turned/ was turning) round and (saw/ was seeing) Paula.

3. She (wore/was wearing) a bright red coat.

4. You (always watch/ are always watching) television. You should do something more active. 5. I (paid/was paying) for my things when I (heard/ was hearing) someone call my name.

6.We (left/ was leaving) the café and (said/ were saying) goodbye.

7. This time last Monday we (took/ were taking) the final test.

8. Mr. Blair (always goes/is always going) to work by bus.

9. While we (had/ were having) a drink, a waiter (dropped/ was dropping) a pile of plates.

10. John is never satisfied. He (always complains/ is always complaining).

IV. Choose the given to complete the following sentences: while/ during/ for/ since.

1. Mrs. Quyen has been in NewYork_____since_______________July1st.

2. I fell and hurt myself _____since_____________I was playing tennis.

3. It started to rain ________during____________the match.

4. We have played tennis ______for___________two hours.

5. _____During____________the summer I stayed on a farm in New Mexico.

6. I learned Italian _____while____________I was there.

7. I haven’t met him ______since____________we left Washington.

8. We went on holiday to Florida _______for_____________three weeks.

9. ____During_______________the meal we exchanged news.

10.______While________________I was talking to Barbara, I learned that Tony was in hospital.