题目内容：

句型转换。

1.Edison had many useful inventions in his life. (改为一般疑问句)

_________ Edison _________ many useful inventions in his life?

2.The basketball was invented after the soccer. (就画线部分提问)

_________ _________ the basketball _________?

3.The boys broke the window when he played football yesterday afternoon. (改为被动语态)

The window _________ _________ by the boys when they played football yesterday afternoon.

4.The hungry kids ate the cookies in less than five minutes.  (改为被动语态)

The cookies _________ _________ by the hungry kids in less than five minutes.

5.I think the most helpful invention is the telephone. (对画线部分提问)

________ do you think _________the most helpful invention ?