Choose the correct variant. Form 7.

 1. We (to clean) our classroom since 2 o'clock.

a) have cleaned;

b) have been cleaning;

c) cleaned.

2. My sister (to water) the flowers yesterday.

a) has already watered;

b) watered;

c) have already watered.

3. We just (to learn) the Past Continuous.

a) have just learnt;

b) learnt;

c) just have learnt.

4. When you (to buy) this dress?

a) did you buy;

b) have you bought;

c) bought.

5. She (to read) a text now.

a) read;

b) is reading;

c) has read.

6. I (to translate) the text for 15 minutes.

a) have translated;

b) translated;

c) have been translating.

7. My friend (to read) many books every day.

a) read;

b) has read;

c) reads.

8. Tom (to meet) with his friend 5 minutes ago.

a) has met;

b) meeted;

c) met.

9. My granny (to cook) dinner for 2 hours.

a) has cooked;

b) cooked;

c) has been cooking.

10. They never (to be) to London.

a) have never been;

b) been;

c) were.