问题

reserves are very important forpreserving many animals and plants, which would _______ run the risk ofbecoming extinct

A:did he realize
B:herealized
C:did he not realize
D:he didn’t realize

正确答案是：

同类题型

The house rent is expensive. I’ve got about half the space I had at home but I have to pay _____ here.

What do you think of the Qipao(旗袍)Zhang Ziyi is wearing tonight? —This kind of women’s dress is typical China[ ]

John is not here today .Who can him in the game?

Don’t be late for class.—-

Thevoyagesoftravelersbeforethe17thcenturyshowthattheywerenot____theseaeventhoughtheydidn’thavemodernnavigationalaide.[ ]