As we all know, newspapers, magazines and radios as well as television broadcasts can keep us ________ about what is happening in the world．

A．informing

B．to inform

C．informed

D．being informed

There are six waiting-rooms in the new railway station, ________ about 26 000 passengers．

A．seating

B．sat

C．seated

D．sitting

The old man left his hometown fifty years ago and has ________ returned only once．

A．late

B．hardly

C．never

D．since

We all consider Liu Xiang's breaking the world record an exciting moment, ________ all of us will never forget．

A．that

B．one

C．it

D．what

Bam was ________ city of mud-brick houses, old monuments and ________ ancient castle．

A．a; an

B．a; the

C．the; an

D．the; the

I love ________ in autumn when the weather was good and cool．

A．it

B．one

C．that

D．this

－Oh, dear! Mary knocked over her coffee cup．It went right over keyboard．

－She shouldn't put drinks so near ________ computer．

A．the;/

B．the; a

C．a;/

D．a; a

It was with great joy ________ he received the news ________ his lost daughter had been found．

A．because; that

B．which; what

C．since; what

D．that; that

The air is so ________ that the smoke is rising straight up．

A．calm

B．silent

C．still

D．quiet

I don't think he could have done such a stupid thing last night, ________?

A．do I

B．could I

C．did he

D．has he