特殊疑问词todo

1. 我们可以用“疑问词+动词不定式”结构做动词的宾语。疑问词包括疑问代词 what 、which 、who 和

疑问副词how 、when 、where 等。但所有疑问词中，只有why 不可以和动词不定式连用。

2. 常和“疑问词+动词不定式”结构连用的动词及短语有：know 、learn 、see 、hear 、ask 、tell 、advise 、decide 、explain 、find out.

另外，“疑问词+动词不定式”结构前，有时也可以是 sure 、clear 等的形容词 翻译：(1)我不知道该做什么。 I don’t know what to do.

(2)你怎么知道在那里可以找到我How did you know where to find me ?

(3)我不确定下面该做什么。I am not sure what to do next.

3.注意：

（1）有些动词，如advise, ask, show, teach, tell 等，其后可以接双宾语。

（2）有些疑问词，如what, which, whose, how many, how much 等，其后先接一个名词再接动词不定式。

（3）“疑问词+动词不定式”结构在句子中可以做主语和表语。

（4）“疑问词+动词不定式”结构可以改写成由该疑问词引导的从句。 练习：

（1）Sandy 问我怎样去那。Sandy asks me how to go there.

（2）他不知道该带多少钱。He doesn’t know how much money to take.

（3）何时开始是一个问题。When to start is a question.

（4）我的问题是在哪里可以找到答案。My question is where to find the answer.

一、单项选择

（ ）1. —

I will go to Harbin for my summer vacation. What about you ?

—I haven’t decided where ______.

A. go

B. went

C. going

D. to go

（）2. I haven’t decided when _____a holiday yet.

A. took

B. taking

C. to take

D. take

（）3.—Can I help you ,dear?

—Yeah, I do not know_____ a banana milk shake. Maybe you can help me.

A. what to do

B. when to make

C. how to make

D. why to do

二、句型转换(同义句转换）

1. He showed me how I can start the online tour.

She showed me the online tour.

2. I don’t know what he said.

I don’t know _______ ______ _______.

3. Tom forgot when he met his friends

Tom forgot _____ ______ ______his friends.

4. Sandy is wondering where she asks for help.

Sandy is wondering _______ ________ ________ for help.

5. Amy does not know how she writes the report.

Amy does not know _____ _______ _______ the report