Câu hỏi thì quá khứ đơn và quá khứ tiếp diễn

Bạn tham khảo nhé

1. While I was searching for my keys, I found the note.

2. Helen and Rob were watching TV when they heard a loud scream.

3. While we were going into town, Max began to feel ill.

4. The volcano erupted when people were climbing it.

5. Dan asked the teacher for help while he was doing the math exercises.

6. Were you listening to teacher when she was explain this exercise?

7. Linda was having a beautiful drean when the alarm clock rang.

8. When I arrived at the reception desk, my host was waiting to greet me.

9. While we were having chat, a strange man came up to us and asked us if we saw his pet dog.

10. I was giving a Power Point presentation when suddenly my laptop crashed.

11. When Anna heard that her friends were losing her job, she became worried.

12. I was eight years old when my sisiter taught me how to ride a bike.

13. Susan was playing the piano while Mary was singing.

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