1. 选择正确的日期。

A.October 1st    B.September 10th    C.December 25^th    D.January 1st

1. （1） —When is Teachers' Day?           

   —It's.

3. （2） —When is our National Day?        

   —It's.

5. （3） —When is Christmas Day?          

   —It's.

7. （4） —When is New Year's Day?         

   —It's.