1. 句型转换。

1. （1） He thinks you should ask your teacher for help. (改为否定句)

   He  think you  ask your teacher for help.

3. （2） He needs to study hard at English. (对划线部分提问)

     he   ?

5. （3） They were speaking when I came in. (对划线部分提问)

     they  when I came in?

7. （4） It seemed that you passed the exam. (改为同义句)

   You   pass the exam.

9. （5） Did you watch TV at home yesterday evening?

   Can you tell me?(改为宾语从句)

   Can you tell me  you  TV at home yesterday evening?