．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

it在句中指时间，属于实指。

举一反三

—He got his first book published. It turned out to be a bestseller.
—When was _____?
—_____ was in 2000 when he was still in college.

A．that; This

B．this; It

C．it; This

D．that; It

题型：不详难度：| 查看答案

-- Do you like_______here?
---Oh, yes, the air, the weather and the way of life. Everything is so nice.

A．this

B．there

C．that

D．it

题型：不详难度：| 查看答案

_____________ worries me the way he keeps changing his mind.

A．This

B．That

C．What

D．It

题型：不详难度：| 查看答案

Does ______ matter if he can’t finish the job on time?

A．this

B．that

C．he

D．it

题型：不详难度：| 查看答案

—There is still a copy of the book in the library. Wall you go and bottow ?
—No, I’d rather buy in the bookstore.

A．it; one

B．one; one

C．one; it

D．it; it

题型：不详难度：| 查看答案