问题

important for us __Englishwell.

A:It’s, to learn
B:This is, to learn
C:It’s, learning
D:This is, learning

正确答案是：

同类题型

The Professor considers ____ no good _____ without understanding.

How often do you go to the Reading Club

Which one goes ____, the car, the train or the plane

The mother insisted her child ________________________.

Excuse me, can you tell me the way to the Summer Palace— ___________.You can ask the policeman over there.