参考答案和解析
正确答案:B
解析:计算机硬件是指计算机系统中可见、可触摸的组成部件。
更多“refers to the parts of the computer that you can ,see and touch. It is used for the pu ”相关问题
  • 第1题:

    If you had been have yesterday,you______(see)his father.


    正确答案:
    would have seen[解析] 本题考查虚拟语气,条件句用过去完成时,表示与过去事实相反,主句常用would have done表示。

  • 第2题:

    ()you()Jane last month? B: No, I().

    A、*/saw/didn’t

    B、Did/see/didn’t

    C、Did/saw/didn’t

    D、id/see/did


    答案:C

  • 第3题:

    You ( ) Jenny at the meeting this morning because she left for Hong Kong last night.

    A、wouldn’t have seen

    B、shouldn’t have seen

    C、mustn’t have seen

    D、can’t have seen


    参考答案:D

  • 第4题:

    This is very important. You_____remember to shut down your computer every

    evenlng。

    A. ought

    B. need

    C. must

    D. can


    参考答案C

  • 第5题:

    Must we clearn the room before we leave?No, you _______

    A.mustn't

    B.can't

    C.needn't


    参考答案:C

  • 第6题:

    —_______ I return the book to the library this week?— No, you _______.You can keep it until the end of this month.

    A.Must; needn’t

    B.Can; can’t

    C.May; mustn’t

    D.Can; mustn’t


    答案:A