1. 根据首字母提示补全单词。

1. （1） — What did my mother say to the teacher?

   — Sorry, I couldn't hear the c between them.
   

3. （2） Look, the watermelon is d into four pieces by your grandma.

5. （3） It's i to defeat a person who never gives up.
   

7. （4） You'd better not e everything to your class when you teach them English.
   

9. （5） What will you do after meal t?