简答题
成人英语三级
2026-10-04
As people began to get worried about how the use of cars was hurting the environment,cities began to spend more money on public transportation again so fewer people would have todrive cars.
参考答案
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答案解析
当人们开始担心汽车的使用对环境造成危害时，各个城市开始再次花更多钱用在公共交通上，这样，需要自己开车的人就会变少。