8. 你应该阻止那些孩子发出这么多的噪音。

You should the children so much noise.

1. Her father (write) a report at ten o’clock last night.

4. Linda often ( show) me the photo of her family.

3. My uncle (watch) a play at the theatre last night.

2. Look!Your cousin Betty ( read ) a novel over there.

6. As he (walk) by the river,a snake suddenly appeared .

5. We (eat) a birthday cake when my father came in.

7. They (work) in the fields when suddenly it began to rain.

9. I was doing my homework while my parents (make) lanterns.

8. We (visit) the Summer Palace if it doesn't rain tomorrow.