问题

It would seem to be a general truth__________ nothing is as straightforward as it at first seems

A:that
B:when
C:what
D:if

正确答案是：

同类题型

Ballet is highly technical and itprofessional dancers years to train.

I’m calling to ask about the position ________ in yesterday’s China Daily.

She _____________ Beijing when she _________.

Some parents are just too protective. They want to ______ their kids from every kind of danger, real or imagined.

She is ________ new comer to ________physics but she has made some useful inventions already