— How many of you have solved the math problem?
—________, the math problem is far too difficult for us to work out．.
A． All B． None
C． Nobody D． Everybody
I wondered ___________________.
A． what will they choose to wear
B． what are their star signs
C． if they would come on time
D． how many students have finished reading the book
—Is there anything you want me to get on the bus?
—Sure．______ take the suitcase?
A． Do you mind B． How about
C． Would you like D． Why not
This educational CD-ROM makes _____ easier for you to learn English．After using it for a month, you’ll have no difficulty ________ with foreigners.
A． that; to talk B． it; to talk
C． that; talking D． it; talking
—Can I walk across the road now, Mrs．Chen?
—No, you ______．You have to wait until the light turns green.
A． couldn’t B． shouldn’t
C． mustn’t D． needn’t
