China has made a great contribution _____ preventing SARS.[ ]A. forB. to C. withD. in-九年级英语

题目简介

China has made a great contribution _____ preventing SARS.[ ]A. forB. to C. withD. in-九年级英语

题目详情

China has made a great contribution _____ preventing SARS.
[     ]
A. for      
B. to    
C. with      
D. in
题型:单选题难度:中档来源:专项题

答案

B

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