1. 根据句意及汉语提示完成单词。

1. （1） It's  (有礼貌的)to say hello to your friends when you meet them.

3. （2） English people put their   (名字)first.

5. （3） Today is much  (热的) than Yesterday.

7. （4） It is too  (吵闹的)here. Let's go out to say something.

9. （5） Mary's sweater feels soft and  (舒服的).