No one knows exactly when our ancestors started talking，but new evidence sugges

题型：不详难度：来源：

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

答案

解析

C it在句中指时间，属于实指。

举一反三

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

____people in the world are sending information by E-mail every day.

A．Several million	B．Many millions
C．Several millions	D．Many million

题型：不详难度：| 查看答案

——Excuse me, I want to have my watch fixed, but I can’t find a repair shop.
——I know ____nearby. Come on, I’ll show you.

A．one

B．it

C．some

D．that

题型：不详难度：| 查看答案

The Parkers bought a new house, but____will need a lot of work before they can move in.

A．they

B．it

C．one

D．which

题型：不详难度：| 查看答案

Some people would rather ride bikes as bike ridding has_____ of the trouble of taking buses.

A．nothing

B．none

C．some

D．neither

题型：不详难度：| 查看答案