精英家教网 > 初中英语 > 题目详情

【题目】The old lady didn’t know_____when the house caught fire.

A. how to do B. how to do it

C. what to do D. what to do it

【答案】C

【解析】句意:当房子着火时,那位老太太不知道怎么办。how是副词,不能充当动词后的宾语。宾语what to dowhat可以充当do的宾语,不能用how充当。故排除AD两项。it代指前面出现的事物,本句中it没有要指代的事物,故排除B项。故选C。

练习册系列答案
相关习题

科目:初中英语 来源: 题型:

【题目】men are in front of the shop. Who are they?
A.Any
B.Many
C.Fine
D.Warm

查看答案和解析>>

科目:初中英语 来源: 题型:

【题目】谁在校门口?
Who is at the ?

查看答案和解析>>

科目:初中英语 来源: 题型:

【题目】The floor is very dirty. Will you please ____?

A. to mop up it B. mop up it C. to mop it up D. mop it up

查看答案和解析>>

科目:初中英语 来源: 题型:

【题目】—It’s too cold today.

—Yes, why don’t you ____ your coat?

A. put on B. put up C. take off D. take up

查看答案和解析>>

科目:初中英语 来源: 题型:

【题目】We _____ go on a picnic if it _____ rain tomorrow.

A. don’t; isn’t B. don’t; stop C. will; doesn’t D. aren’t; doesn’t

查看答案和解析>>

科目:初中英语 来源: 题型:

【题目】My father was reading a newspaper ________my mother was cooking dinner.

A. when B. while

C. as soon as D. Until

查看答案和解析>>

科目:初中英语 来源: 题型:

【题目】It’s hard_______ the work in two days.

A. finishing B. to finish C. finish D. finishes

查看答案和解析>>

科目:初中英语 来源: 题型:

【题目】 —What should we do before we use the blender? —I think we must read __________.

A. information B. instructions C. notes D. opinions

查看答案和解析>>

同步练习册答案