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求解答过程:CyclingishighlyCyclingishighlytopeople'shealthandtheenvironment.[]A.fashionableB.beneficialC.changeableD.suitable

题目详情
求解答过程:Cycling is highly___
Cycling is highly________to people's health and the environment. [      ]
A. fashionable  
B. beneficial
C. changeable 
D. suitable

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答案和解析
B