is known to us all is that the Olympic ...

is known to us all is that the Olympic Games will take place in Beijing.

A．It

B．What

C．As

D．Which

B 【解析】考察从句连词选择，根据句子结构可知，该句为主语从句，作第二个is的主语，主语从句中缺少主语，所以选择what，it是形式主语，as引导的定语从句，可以作主语，which用于有选择范围的主语。

考点分析：

相关试题推荐

Between the two windows a picture.

A．are

B．is

C．lies

D．lie

查看答案

In the continuous high temperature weather, it is not to fit to gather.

That is we cancel the discussion

A．Why

B．Because

C．How

D．When

查看答案

It was his courage, not his skill, really struck me most

A．When

B．Where

C．Which

D．That

查看答案

The factory is used to be an art museum, people could learn about various cultures.

A．What; where	B．Where; where
C．What; which	D．where; that

查看答案

I think I have reached the point, I enjoy seeing the scenery of the city.

A．When

B．Where

C．Which

D．that

查看答案

试题属性