3. 老师已经开始讲课了，对吗？

The teacher　 has _____ _____, hasn’t she?

2. 一个贼破门而入，并偷走了他们的电脑。

　 A thief _____ the door _____and stole their computer.

1. 昨天火车准时到达这儿了吗？

　 Did the train arrive here _____ _____ yesterday?

5. Last Sunday night my friend Tom came to see me. (对划线部分提问)

　 _____ did your friend Tom _____ to see you?

4. He says the bus has already gone . (把主句变为一般过去时态)

　 He _____ the bus _____already gone.

3. What’s the population of china? (变为同义句)

　 _____ _____ is the number of people in china?

2. To understand what he is saying is too difficult. (变为同义句)

　 _____ _____ too difficult to understand what he is saying.

1. I don’t like this shirt because it is too thin for me.　 (变为同义句)

　 I _____ ______ this shirt because it isn’t large enough for me.

10. A person who _____ (speak) English is standing with some children in the street.

9. The boy might _____ (become) a good scientist in the future.