A - Use the PAST CONTINUOUS in the following sentences

1. were staying

2. was watching

3. were having

4. Was George waiting

5. weren't driving

6. was wearing

7. weren't going out

8. Was Susan looking

9. Were her parents talking

10. wasn't writing

* Cấu trúc:

Thì quá khứ tiếp diễn:

- Khẳng định: S + was/were + V-ing.

- Phủ định: S + wasn't/weren't + V-ing.

- Nghi vấn: Was/Were + S + V-ing?

B - Put the verb into the correct tense

1. saw - was running

2. was having

3. killed - wasn't watching

4. was washing - arrived.

5. was singing - was playing

6. was - found

7. laughed

8. was walking - saw

9. was running

10. were waiting

* Cấu trúc:

- Một hành động đang diễn ra thì một hành động khác xen vào:

S + was/were + V-ing when S + V-ed.

- Hai hành động diễn ra song song:

S1 + was/were + V-ing while/when S2 + was/were + V-ing.

C - Put the verb into the correct tense

1. fell - was painting

2. was reading - heard

3. Were you watching - phoned

4. was waiting - arrived

5. took - wasn't looking

6. didn't go - was raining

7. broke - was doing - slipped

* Cấu trúc:

- Một hành động đang diễn ra thì một hành động khác xen vào:

S + was/were + V-ing when S + V-ed.