_______ you get on well with a number of people, you are usually friends with only a few .
A. Since B. Where C. Before D. While
---- It’s the office! So you _____ know eating is not allowed here.
---- Oh, sorry.
A.must B. will C. may D. need
You should write a _____________ composition every other week.
A. three- thousand- word B. three- thousands – word
C. three – thousand – words D. three – thousands- words
Although _______ my opinion, the old professor didn’t come up with his own.
A. against B. on C. for D. in
Anyone , once _______ positive for H7N9 flu virus , will receive medical treatment from our government.
A. to be tested B. being tested C .tested D. to test
The computer was used in teaching . As a result, not only __________ , but students became more interested in the lessons.
A. saved was teachers’ energy B. was teachers’ energy saved
C. teachers’ energy was saved D. was saved teachers’ energy
