It is said that bad living habits as well as dirty surroundings, stuffy rooms and some other factors

题目简介

It is said that bad living habits as well as dirty surroundings, stuffy rooms and some other factors

题目详情

It is said that bad living habits as well as dirty surroundings, stuffy rooms and some other
factors _____ the wide spread of H1N1.   
[     ]
A. result from      
B. benefit from    
C. devote to      
D. contribute to
题型:单选题难度:中档来源:浙江省模拟题

答案

D

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