单选题：The cars traveled 200 miles a day.

题目分类：理工类
题目类型：单选题
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题目内容：

The cars traveled 200 miles a day. A．A　came
B．B　covered
C．C　gone
D．D　walked

参考答案：

答案解析：

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分类：理工类题型：单选题