He________into the office building when the fire bell rang.

He________into the office building when the fire bell rang.A.goes B.has gone C.w

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下列项目中,适合以PFI典型模式实施的有(  )

下列项目中,适合以PFI典型模式实施的有(  )A.向公共部门出售服务的项目 B.私营企业与公共部门合资经营的项目 C.在经济上自立的项目 D.由政府部门掌握项

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We learn from the text that________

We learn from the text that________A.the passengers will have a morning flight B

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听音频,选择正确答案.

听音频,选择正确答案.A.I'm John Brown. B.At two o'clock. C.She's not here.

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