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外语
The main idea of the first paragraph is ______. Plants with roots appeared about ______ million years ago.
The main idea of the first paragraph is ______. Plants with roots appeared about ______ million years ago.
admin
2009-02-15
64
问题
The main idea of the first paragraph is ______.
Plants with roots appeared about ______ million years ago.
选项
A、430
B、300
C、330
D、100
答案
C
解析
最先出现的植物在4亿3千万年前,1亿年后,植物开始生根,也就是3亿3千万年前。
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本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
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公共英语二级笔试
公共英语(PETS)
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