单选题_____AretainBremoveCreplaceDreduce
单选题
_____
A
retain
B
remove
C
replace
D
reduce
参考解析
解析：
由前文处提及的更好、更便宜的公共交通为人们所需，可以推知，人们试图减少小汽车的使用，从后文处许多人骑自行车或坐公车上班，故选D。
由前文处提及的更好、更便宜的公共交通为人们所需，可以推知，人们试图减少小汽车的使用，从后文处许多人骑自行车或坐公车上班，故选D。
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