问题

The light in her room is still on. Do you know ______— In order to pass the coming final exam.

A:why is she so busy
B:if she works hard
C:why she stays up so late
D:when she will stop working;

正确答案是：

同类题型

That they were wrong in these matters _____now clear to us all.

His success was because of ________he had been working hard.

0% of the students at that school _____ thehabit of smoking, which is beyond imagination

What made her angry was not what he said but_____ he said it.

The voyages of travellers before the 17th century show that they were not _____ the sea even though they didn’t have modern navigational aids.[ ]