1841年,托马斯库克创建了世界上第一家旅行社一一托马斯库克旅行社。 (  )

1841年,托马斯库克创建了世界上第一家旅行社一一托马斯库克旅行社。 (  )

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In the last paragraph, the author tells us that

In the last paragraph, the author tells us thatA.[ A ] difficulties are but part

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The author thinks that an intelligent person knows

The author thinks that an intelligent person knowsA.[ A ] how to put up with som

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It is implied in the passage that holding a university degre

It is implied in the passage that holding a university degreeA.[ A ] may result

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群落演替最后达到和环境紧密协调的稳定群落叫__________。

群落演替最后达到和环境紧密协调的稳定群落叫__________。

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