问题

Food safety is important. Rules _____ to stop peoplefrom food pollution.

A: must make
B: must be made
C:mustn’tmake
D: mustn’t be made

正确答案是：

同类题型

Mike, it’s a pity you didn’t come to last night’s concert. It was really great! — Really? If I ________ so busy, I would have gone with you.

Strict measures have to be _ to protect_ children from family abuses.[ ]

Children are always ________ in ________stories.

Why didn’t you reared him of the possible danger?—But whatotherwise? He never listens to me.

He hardly ever feels tired, ______