问题

Space exploration has been made __________ with the development of modern science and technology.

A:it possible
B:it was possible
C:that possible
D:possible

正确答案是：

同类题型

I hear you won the prize in the English contest last week.—That was the second time I ________ the prize.

______is your new teacher like—–Friendly and polite.

Have you read the book—Yes But that one is _____worth reading I suggestyou______ it if you have time

Mum, can you give me some advice on how to behave myself at the table— Well, I do have some advice. ________, please keep quiet while eating.

Kate, are you only child in your family—Yes, but new baby is on the way.