–Excuse me, sir, but I don’t think you can smoke here.
–Really sorry. I ______ this is a non-smoking area.
| A．don’t know | B．didn’t know | C．have no idea | D．haven’t known |
Mr. Wang treated himself to a new iphone6 last Sunday.
A. brought a new iphone6 to himself
B. borrowed a new iphone6 for himself
C.bought a new iphone6 for himself
Einstein was one of the greatest minds of the age.
A. important people
B. wise people
C. brave people
Study hard! Don’t let your parents down.
A. make…disappointed
B. ask…to come down the stairs
C. make…very surprised
Can you find a good way to solve the problem?
A. think over B. think about C. think of
Many new things will soon go out of date.
A. no longer be fashionable
B. be useless
C. grow old