形式完成句子。

1. Dogs are ________ (help) and they are our friends.

2. Welcome ________ (live) here

3. You'd better________ (finish) your homework first.4. They________ (play) football on the playground Just now.

5. The baby_____(fall) asleep half an hour ago.

6.He is a famous _____(act).

7.Red ____(mean) good luck.

8. Please help ________ (you) to some fruit.

9. In the________ (darkness) room, I couldn't see anything.

10. The girl started________ (cry) when she couldn’t find her mother.