She () to be a friend of my sister.她原来是我姐姐的朋友。

A、turned outB、wasC、destinedD、planned

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能分泌肾素的主要是()

A、入球小动脉管壁B、球外系膜细胞C、出球小动脉管壁D、近球细胞E、致密斑

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喜光树种的同龄林,林下往往缺少同种更新的幼苗幼树,常存在一代就被其它树种所代替。这种种群称为( )。

喜光树种的同龄林,林下往往缺少同种更新的幼苗幼树,常存在一代就被其它树种所代替。这种种群称为( )。A.进展种群B.衰退种群C.稳定种群D.增长型种群

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I just received a proposal________

A.that you have finalized the delivery dates.B.to be more flexible over terms of payment.C.that is ma

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Can I ____a message or would you like to ring him on his mob

A.makeB.leaveC.haveD.take

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