问题

It is obvious to the students____ they should get wellprepared for their future.[ ]

A: as
B: which
C: whether
D: that

正确答案是：

同类题型

I’ll lend you the money only on ______youcan pay ______on time.

Bill jumped ____ than any other player at the sports meeting.

Where will you start your work after graduation? — It’s not been decided yet. I _____ continue my studies for a higher degree. [ ]

Sir，please __________ off your mobile phone！The meeting has begun.-Sorry.I forgot.[ ]

Since entry into high school the students have been________ staying up late in the evening and getting up early in the morning.