问题

The plane is due to take off at 7:50from the airport.–________ we fail to arrive there intime. –Try to take another flight then.

A:believed
B:As if
C:Even if
D:Only if

正确答案是：

同类题型

Living in the mountain area has its problems , _____ obtaining water is a big problem.

(2014·福建名校质量检查)The tanker，which was full of petrol，________and gave off heavy and dark flames the moment a truck knocked into it.

________more about Chinese culture, Jack has decided to take Chinese folk music as his second course.

—Peter,hurryup!You_____onthephone. —Oh,I______.Thankyou. [ ]

－What does your father do, lily －He is _________. His job is to make sure that drivers obey the traffic rules.