To reduce air pollution, a large number of people in London go to work by bike or on foot, do many of my colleagues in New York. A. as B. which C. while D. where 查看更多

 

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To reduce air pollution, a large number of people in London go to work by bike or on foot, _____
do many of my friends in China.
[      ]
A. as
B. which
C. while  
D. where

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