What is this passage mainly concerned about_________________

What is this passage mainly concerned about_____________________________________

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He can't be at home now, for I saw him__________in the gym j

He can't be at home now, for I saw him__________in the gym just now.

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第33空正确答案是(  )

第33空正确答案是(  )

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It can be inferred from the passage that__________.

It can be inferred from the passage that__________.

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When on holidays, the railways put on __________trainsto mak

When on holidays, the railways put on __________trainsto make people's travel mo

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