Tens of thousands of students wewe present at the meeting on

问题描述:

Tens of thousands of students wewe present at the meeting on May 4th.两个数次后面为什么都要加s?
1个回答 分类:英语 2014-09-30

问题解答:

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tens of thousands of 成千上万;好几万
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剩余:2000
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