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.