1. 补全句子。

1. （1） —How's the weather on Monday?   

   —It's on Monday.

3. （2） —How's the weather on Tuesday?   

   —It's on Tuesday.

5. （3） —How's the weather on Wednesday? 

   —It's on Wednesday.

7. （4） —How's the weather on Thursday?  

   —It's on Thursday.

9. （5） —How's the weather today?        

   —It's today.