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.Have you decided which house to buy？（补全肯定答语）

________，I ________.

2.Would you like something to eat now？（作否定回答）

________,________.

3.Mary has already written ten articles for the newspaper．（改为一般疑问句）

________ Mary written ten articles for the newspaper________?

4.Sally has done her history homework．（改为否定句）

Sally ________ ________her history homework.

5.They have helped the old man clean his room．（对划线部分提问）

________ have they  ________ ?

6.I've read since two hours ago.（就画线部分提问)

 ________  ________ have you read?

7.He came to China five years ago．（改为同义句）

He________  ________ in China for five years.

8.Would you mind cleaning your room？（作否定回答）

No,________  ________  ________.

9.She needs some help．（改为否定句）

She ________  ________  ________ help.

10.Do you need any help？ He asks．（合并为一个复合句）

He asks ________  ________ need some help.