—_________ do you go to the self-service library?
— About twice a month.
A. How long B. How often C. How many
— what's the result of your______ ?
— We’ve found that most people like our products very much.
A. survey B. competition C. though
—Sonia, how was your trip to Malaysia?
—Wonderful! And paragliding was one of the __ experiences during my visit there.
A. enjoyable B. more enjoyable C. most enjoyable
______ children love playing ball games, but a few don't.
A. Most B. Few C. Each
— What kind of books do you like reading? — I like the books______ animals.
A. about B. near C. with
There is no chance for you to enter the best high school______ you study harder.
A. if B. since C. unless
