He is always making excuses for being late.

He is always making excuses for being late.

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Open the window and let the fresh air in.

Open the window and let the fresh air in.

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以下哪些地基加固方法属于复合地基加固?A.深层搅拌法B.换填法C.沉管砂石桩法D.真空预压法E.强夯法A.a和bB.a和CC.a和dD.a和

以下哪些地基加固方法属于复合地基加固?A.深层搅拌法B.换填法C.沉管砂石桩法D.真空预压法E.强夯法A.a和bB.a和CC.a和dD.a和C

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