问题

Research has been limited to production profits,rather than that GM foods are safe.

A:If not
B:increasingmaking sure
C:increasemake sure
D:increasemaking sure

正确答案是：

同类题型

oing my homework,________

I really don’t know what I ________yesterday without the bike you lent me.—Glad to have been some help to you.

Can you finish these books before 10 o’clockYes, I can.

In our company, only a few are for the decision, butthe rest ______ all against it.

_______________, the players began the game