If you want to learn English well, it’s useful to _____ before class and _____ after class.
A.review, preview
B.preview, review
C.review, to preview
---There people using the Internet in the world. Do you know how many people there are?
--- It’s hard to say, because _______people increasing.
A. is a number of; the number of; is
B. are a number of; a number; is
C. is the number of; a number of; are
You won’t pass the English exam ___________ you study hard.
A. if B. so C. unless
-----Jane has never been to such a beautiful country.
-----________________.
A. So have I
B. Neither have I
C.So I have
_________ of the population in this area __________ farmers.
A. Two thirds ,are
B. Two thirds, is
C. Two third, is
----How long _________ she _______ this book ?
----She _________it from the library two weeks ago.
A. has, kept; borrowed
B. has, kept; lent
C. has, borrowed; borrowed