1. Use the correct tense form of the verb in the blanks
1. Is this the first time you (ride )……… a motorbike?
2. Last Sunday I (shop) ……… in the An Duong Market.
3. I was writing a letter when he (enter) ……… the room.
4. We (not know) ……… her address so far.
5. The accident (happen ……… while he was driving on a highway.
6. Mrs. Lan (teach ) ……… in our school for 20 years now.
7. The babies (sleep ) ……… since 4 o'clock .
8. This is the most interesting film we ever ……… (see).
9. You (receive) ……… his invitation yet?
10. I (meet) ……… her two years ago and we (be) ……… good friends ever since .

2. Fill the spaces in the following sentences by using "for " or "since ":
1. I have known that ___ a long time.
2. She has driven the same car ___ 1999.
3. I haven't played tennis ___ last summer.
4. He hasn't eaten anything ___ twenty - four hours.
5. I have been awake ___ 4 o'clock.
6. The strike has lasted ___ six months.
7. We have been good friends ___ we were at school together .
8. I have earned my own living ___ I left school.
9. He has been in prison ___ 10 years .
10. Nobody has seen him ___ last week.

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