Dưới đây là dạng đúng của các từ trong ngoặc:

1. Ted **was playing** his guitar at half past seven.
2. At midnight, I **was sleeping**, but Jane **was listening** to music.
3. Luke **was standing** outside the bank when suddenly two robbers ran past him.
4. I know Doug **was working** late at the office because I saw him when I **was leaving**.
5. **Were** you **having** a shower when the earthquake happened?
6. Penny **was running** to catch the bus when she slipped and fell.
7. When you saw Eugene, **was** he **going** home?
8. At midnight? Erm, we **were watching** a DVD, I think.