1. 在方框中选择相应的单词完成句子。

A. China    B. ducks    C. but   D. Chemistry   E. hot

1. （1） It's going to be on Friday.
3. （2） He's eating dinner, the doorbell rings.
5. （3） I'm going to study .
7. （4） The are swimming on the pond.
9. （5） Shenzhou V took the national flag of into space.