—Nowadaysagrowingnumberofpeoplegotoworkbybike.—Bicyclin...
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问题详情:
—Nowadays a growing number of people go to work by bike.
—Bicycling is good exercise;________it doesn't pollute the air.
A.therefore B.moreover C.however D.otherwise
【回答】
B
知识点:副词
题型:选择题