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        1. .How long have you stayed here ?
          ______two   days .
          A,    For      B.    In      C.   By    D. Since
          A

          試題分析:句意:你在這里多久了??jī)商。For表示時(shí)間,常放在一段時(shí)間以前;in表示在一段時(shí)間內(nèi)或后,常用于將來(lái)時(shí)態(tài);by表示不遲于某個(gè)時(shí)間,在某個(gè)時(shí)間以前;since也可表示一段時(shí)間,但后面跟的是時(shí)間點(diǎn),不是時(shí)間段。Two days是一段時(shí)間,所以選A。
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