The air in Beijing is getting much________than a few years ago.[ ]A. cleanB. cleaner C. cleanest-八年级

题目简介

The air in Beijing is getting much________than a few years ago.[ ]A. cleanB. cleaner C. cleanest-八年级

题目详情

The air in Beijing is getting much________than a few years ago.    
[     ]
A. clean          
B. cleaner          
C. cleanest
题型:单选题难度:中档来源:专项题

答案

B

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