问题

After ____ seemed about a quarter, Li Lin managed to work out the difficult math problem, which pleased our teacher.

A:that
B:it
C:what
D:which

正确答案是：

同类题型

It is often _____ thathuman beings are naturally equipped tospeak[ ]

Peter _________ a baseball, but he doesn’t ________ a baseball bat.

I dislike ________when Jim said the UN was not a worthy organization, ________ bringing everyone closer together.

下列各句中，没有语病的一句是（）

What’s that—___________.