题目内容：

根据要求变化下列各句

1.Lucy goes to school by train every day.（对画线部分提问）

_____ ___ Lucy ____ to school every day?

2. My parents are doing cleaning now. （用Tom做主语改写）

Tom _____ _____ _____ now.

3. Why don’t you come earlier? （同义句）

_____ ____ come early?

4. There’re two ships on the river. （对画线部分提问）

_____ ____ ships are there on the river?

5. ---_____ ____ does it take by ship? （根据答句填空）

---It takes three hours.

6. The boy does some cleaning in the evening. （一般疑问句）

____ the boy ____ ____ cleaning in the evening?

7. You mustn’t talk in class. （祈使句）

____ ____ in class.

8. Are you from China? （作否定回答）

_____, _____ _____.