Food safety is important. Rules ______ t
题型:选择题
问题:
Food safety is important. Rules ______ to stop people from food pollution.
A.must make
B.must be made
C.can’t make
D.can’t be made
Food safety is important. Rules ______ to stop people from food pollution.
A.must make
B.must be made
C.can’t make
D.can’t be made