Food safety is important. Rules _____ to stop people from food pollution. [ ]A. must makeB. must be

题目简介

Food safety is important. Rules _____ to stop people from food pollution. [ ]A. must makeB. must be

题目详情

Food safety is important. Rules _____ to stop people from food pollution.    
[     ]
A. must make      
B. must be made  
C. can  make      
D. can't be made
题型:单选题难度:中档来源:浙江省月考题

答案

B

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