1. While they       (walk) home,it began to rain.

5. Let's       (幵始) our English class.

4. Yesterday I met a        (奇怪的) man in the street.

3.       (突然) . an earthquake took place.

2. What's the matter with your        (闹钟) ？

1. The       (暴风雨) was very heavy last night.

8. at the bus stop       

 7. miss the bus       

6.  get up late       

 5. go off