情景选择，将其序号填到题前括号里。
(   ) 1. What time does school start?    

A．It’s Sam’s. ( ) 2. How do they feel?

B．My school starts at 9:00. ( ) 3. Whose cap is this?

C．They feel tired. ( ) 4. Where did he go?

D．No, I sing badly.

(   ) 5. Can you sing well?              E. He went to the Great Wall.