用来存储当前正在运行的应用程序及相应数据的存储器是(  )。

用来存储当前正在运行的应用程序及相应数据的存储器是(  )。A.ROM B.硬盘 C.RAM D.CD-ROM

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Though ________ rich, he was better off than at any other p

Though ________ rich, he was better off than at any other period in his life.A.

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George wasn't in class today.Professor Brown excused him __

George wasn't in class today.Professor Brown excused him __A.of attending B.from

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It's reported that by the end of the month the output of ce

It's reported that by the end of the month the output of cement in the factory

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请在第(49)处选择正确答案_______

请在第(49)处选择正确答案_______A.considerable B.thinkable C.considerate D.imaginable

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