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.