题目内容
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[主观题]
The U.S. has to deal with the problems arising from vehicle use he cause______.A.most Amer
The U.S. has to deal with the problems arising from vehicle use he cause______.
A.most Americans are reluctant to switch to public transportation systems
B.the present level of oil prices is considered unacceptable
C.other countries will protest its increasing greenhouse emissions
D.it should take a lead in conserving natural resources
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