The main idea of the first paragraph is that . The passage deals mainly with .

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问题 The main idea of the first paragraph is that ______.
The passage deals mainly with ______.

选项 A、automobiles
B、transportation
C、roads
D、vehicles

答案B

解析通读全文可知这是一篇讲述交通由难到易变迁过程的文章。只有B项符合题意。

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大学英语三级B级

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