If there are people driving there,there will be air pollution.
A.less; less
B.fewer; fewer
C.fewer; less
–I am going to spend my summer vacation with my parents in Singapore.
--__________. And remember to send me a postcard.
A. It’s a pleasure B. Have a nice time C. That’s all right.
Tom wanted to know __________.
A. where did the girl liveB. where the girl livesC. where the girl lived
I didn’t know __________ I could go to the movies or not.
A. if B. that C. whether
Either Sam or Tom __________ an exam at the moment.
A. are having B. is having C. were having
–It’s hot. Would you mind my __________ the air-conditioner?
--__________. Do it as you like, please!
A. turning on; Certainly not
B. to turn; Not at all
C. turning on; Of course