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All living things need air ______. Why do cars cause less pollution than before?Because ______.
All living things need air ______. Why do cars cause less pollution than before?Because ______.
admin
2009-09-17
27
问题
All living things need air ______.
Why do cars cause less pollution than before?Because ______.
选项
A、environmental engineers designed an object for cars removing harmful pollution
B、the cars are very small
C、the cars don’t use gasoline any longer
答案
A
解析
现在,汽车排出的废气更少了,这归功于环境工程师们的辛勤劳动。B和C没有提到。
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本试题收录于:
公共英语一级笔试题库公共英语(PETS)分类
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公共英语一级笔试
公共英语(PETS)
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