The problem is__________he has enough time.A．ifB．whetherC．/ D．that

题型：不详难度：来源：

The problem is__________he has enough time.

A．if

B．whether

C．/

D．that

答案

B

解析

whether引导表语从句,而不用if。

举一反三

The fact __________he didn’t see Lao Li yesterday is true.

A．which

B．that

C．when

D．what

题型：不详难度：| 查看答案

He made a promise __________he would help me.

A．what

B．when

C．that

D．which

题型：不详难度：| 查看答案

__________he talked about it to reporters surprised me.

A．/

B．What

C．That

D．Whether

题型：不详难度：| 查看答案

__________beat Xiao Wang black and blue is not known.

A．Whom

B．Whoever

C．Who

D．What

题型：不详难度：| 查看答案

—Do you still remember__________he was taken to the hospital?
—Yes，he was sent to the hospital in Mr Smith’s car.

A．why

B．how

C．when

D．that

题型：不详难度：| 查看答案