He didn’t make ______ clear when and where the meeting would be held.A．thisB．tha

题型：不详难度：来源：

He didn’t make ______ clear when and where the meeting would be held.

A．this

B．that

C．it

D．these

答案

解析

C本题中，it用作形式宾语指代when and where the meeting would be held从句。

举一反三

—Does _____please you to give gifts to others?
—Sure．

A．it

B．that

C．one

D．he

题型：不详难度：| 查看答案

Though we found _____difficult to avoid economic and financial crisis, we must take measures to reduce its negative impact.

A．it

B．one

C．that

D．how

题型：不详难度：| 查看答案

—Do you think_____ worthwhile to go all the way to Los Angles to buy that computer?
—Well ,I’m going to visit some relatives, too.

A．it

B．/

C．this

D．that

题型：不详难度：| 查看答案

No one knows exactly when our ancestors started talking，but new evidence suggests _______might have happened a long time ago．

A．which

B．what

C．it

D．they

题型：不详难度：| 查看答案

Really great people always see the best in others; it is the little man who looks for the worst and finds.

A．one

B．it

C．that

D．them

题型：不详难度：| 查看答案