(   ) 1. Sally's birthday party is on October the      .

   A. fiveth   B. fifth   C. eightth   D. nineth

5. I love my        (亲爱的) mother very much.

4. Can you help me take these       (东西) to school?

3. Ben studies for his math t      .

2. They have a good t        at the birthday party.

1. Tom has lots of activities to do today,so he is very b      .

4. month (复数)       

3. five (序数词)       

2. party (复数)       

1. activity (复数)