问题

I have no doubt that he will make it,but I wonder __________ he is really ready enough.
A:what
B:why
C:whether
D:that
B:why
C:whether
D:that
正确答案是:
同类题型
There are six floors ______our school building. Our class is ______ the third floor.
We are still at the airport.If it weren’t for the delayed flight, we _______ the concert right now.
The students scored 100 ______ in the intelligence test, while John got 160
More money will be to enjoy more convenience. [ ]
Many students believe the choice of their courses and universities should _______their own interest.