I don’t know _________.A．whattodoitB．howtodoC．whattodoD．todowhat

题型：不详难度：来源：

I don’t know _________.

A．whattodoit

B．howtodo

C．whattodo

D．todowhat

答案

解析

考查非谓语动词. 疑问词加不定式作用相当于一个宾语从句，句意:我不知道做什么.选项AD结构有误,选项Bhow不能做宾语,故选C.

举一反三

Computers are so popular in our country that every pupil knows _____ e-mails.

A．how can he send	B．how does he send
C．how to send	D．how sending

题型：不详难度：| 查看答案

Do you know____?

A．if it will be fine tomorrow	B．where did they see her
C．when shall we have a picnic	D．which would you like

题型：不详难度：| 查看答案

Thomas wants to know .

A．how she lives far from school	B．how far does she live from school
C．how long she lives from school	D．how far she lives from school

题型：不详难度：| 查看答案

Can you see _____________?

A．what he’s reading	B．what is he reading
C．what does he read	D．he reads what

题型：不详难度：| 查看答案

—Could you tell me ___________?
—About three hours.

A．how long does the meeting last

B．how long will the meeting last

C．how long the meeting last

D．how long the meeting will last

题型：不详难度：| 查看答案