It’s important ______ us students ______ carefully in class.
A. for; listening B. for; to listen
C. to; listen D. to; to listen
Don’t always play tricks ______ your classmates.
A. in B. on C. at D. with
Tom is fat. The doctor asks him to ______ and ______.
A. eat more, exercise more B. eat less, exercise less
C. eat less, exercise more D. eat more, exercise less
—Would you like some ______?
—Yes, please. I’m hungry.
A. water B. Cola
C. bread D. milk
—______ do most Chinese people have meals?
—Three times a day.
A. How long B. How many
C. How often D. How much
—______ meat do you need today?
—Two kilos.
A. How many B. How much
C. How long D. How often
