We must ________ in a difficult situation, so we can think deeply to solve the problem.
A.keep waiting B.keep at our study
C.keep our cool D.keep up with
Our geography teacher told us that________.
A.the earth moves around the sun B.the sun moves around the earth
C.the earth moved around the sun D.the sun moved around the earth
It has been 12 years ________ China hosted the 2008 Beijing Olympic Games.
A.after B.before C.in D.since
— It’s impossible for us to avoid the difficulties.
— I agree. But they ________if we try.
A.need overcome B.need be overcome
C.can be overcome D.can overcome
— We are so lucky to have so many caring teachers.
— Yes, they are really lovely. I am thankful ________ them ________ what they have done for us.
A.to; for B.for; to
C.with; about D.to; with
I think physics is ________ than Chinese.
A.much difficult B.difficult C.much more difficult D.more much difficult
