问题

Travelling in space has been made __________ possible with the development of science and technology

A:that
B:/
C:it
D:this

正确答案是：

同类题型

I think my father is a hero. He is not only strict ________ us but also strict ________ his work.

The boy standing Tina is too tall ,so she can’t see the picture on the wall．

下列各句中，没有语病的一项是

Our school is ________ a park and a big library.

_____ the evening of May 31, the 2012 FIFA WorldCup started in Thailand.