Good ads ________ on the radio or TV often use words ________ people attach positive meanings．

A．are broadcast; to which

B．broadcasting; for which

C．which are broadcast; for which

D．broadcast; to which

－Catherine, I have cleaned the room for you．

－Thanks．You ________ it．I could manage it myself．

A．needn’t do

B．needn’t have done

C．mustn’t do

D．shouldn’t have done

Only after my friend came ________．

A．did the computer repair

B．he repaired the computer

C．was the computer repaired

D．the computer was repaired

________ Professor Hawking stepped into the office I knew that there was no hope．

A．Unless

B．Now that

C．Although

D．The moment

I was given three books on cooking, the first ________ I really enjoyed．

A．of that

B．of which

C．that

D．which

Women ________ drink more than two cups of coffee a day have a greater chance of having heart disease than those ________ don’t．

A．who;/

B．/; who

C．who; who

D．/;/

Look out! Don’t get too close to the house ________ roof is under repair．

A．whose

B．which

C．of which

D．that

I saw a woman running toward me in the dark．Before I could recognize who she was, she had run back in the direction ________ she had come．

A．of which

B．by which

C．in which

D．from which

－Do you have anything to say for yourselves?

－Yes, there’s one point ________ we must insist on．

A．why

B．where

C．how

D．/

It is not such an interesting magazine ________ I thought．

A．as

B．that

C．which

D．/