There have been several new events ________ to the program for the Beijing Olympic Games．

A．add

B．to add

C．adding

D．added

Mr．Green stood up in defense of the 16-year-old boy, saying that he was not the one ________．

A．blamed

B．blaming

C．to blame

D．to be blamed

Tom sounds very much ________ in the job, but I’m not sure whether he can manage it．

A．interested

B．interesting

C．interestingly

D．interestedly

The old man looked forward to ________ what was happening there．

A．seeing

B．see

C．saw

D．seen

Mr．Smith, ________ of the ________ speech, started to read a novel．

A．tired; boring

B．tiring; bored

C．tired; bored

D．tiring;boring

He made another wonderful discovery, ________ of great importance to science．

A．which I think is

B．which I think it is

C．which I think it

D．I think which is

I had neither a raincoat nor an umbrella．________ I got wet through．

A．It’s the reason

B．That’s why

C．There’s why

D．It’s how

I have many books, the best ________ was borrowed by Mary．

A．about them

B．of which

C．among them

D．in which

Matter is anything ________．

A．that take up space and have weight

B．which take up space and have weight

C．that takes up space and has weight

D．those take up space and have weight

Oxygen is a kind of gas, ________ we couldn’t live．

A．without it

B．without that

C．without which

D．if not