You’d better try different ways you can think of maths problems. It’s good for you to learn maths well.
A. work out B. to work out
C.working out D.is working out
Can you make sure ________ he will come here today, Linda?
A.that B.which
C.whether D.what
—What should we do to prevent H7N9 bird flu?
—We must from crowded places.
A. come out B. pass away
C. put out D. keep away
—It’s a long story, but you will find that there are few new words in it .
—Good! it will be too hard for children.
A. So B. And C. But D. Or
Which is _____ difficult, this one or the other two?
A. more B.the more
C. most D.the most
—The plane is leaving right now, but Jim hasn't arrived yet.
—Well, he said he _____here on time.
A. came B. would come
C. can be D. will be
