The radio is too loud. Will you please _______ ?A. turn it down B. turn it on C. turn off it
—______ does a car cost(花费)in China?—It can cost as little as 50,000 yuan and as much as 300,000 yuan.A. How manyB. How priceC. How much
—______ students are there in your class?—Forty-one.A. How much B. How many C. How long
—______ do you write to your pen friend?—Once a week.A. How long B. How soon C. How often
As students, we should ________ our study.A.pay forB.spend onC.concentrate on
Many students will be ________ if the class is boring.A.sleep B.sleepy C.sleeping