问题

We must accept the possibility ________ one, although working hard, may fail to reach his goal.

A:whether
B:what
C:that
D:how

正确答案是：

同类题型

They do eye exercises twice a day , so ____of them ____glasses.

Can you help me? -Yes，your teacher’s advice，in my opinion，and everything will be OK．

__________ matters most in learning English is enough practice.

I’m ___ tired, but I can’t rest because I have ___ work to do.

Whose schoolbags are they — They`re .