题目内容：

根据括号内的要求完成下列各题，每空一词(含缩略形式)。

1.Mr. Black stopped his car in front of the school. (改为一般疑问句)

________ Mr. Black ________ his car in front of the school?

2.Open your books. (改为否定句)

________ ________ your books.

3.Henry was talking on his phone when the accident happened. (对划线部分提问)

________ ________ Henry ________ when the accident happened?

4.Do you have other things to tell me? (改为同义句)

Do you have ________ ________ to tell me?

5.Fifty seconds later, the traffic light turned red. (改为同义句)

Fifty seconds later, the traffic light ________ ________ red.