We must ()that the experiment is controled as rididly as possible.A、ensureB、issueC、assureD、secure

题目
We must ()that the experiment is controled as rididly as possible.

A、ensure

B、issue

C、assure

D、secure


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更多“We must ()that the experiment is controled as rididly as possible. ”相关问题
  • 第1题:

    When you go abroad, do you ______ take your passport?

    A、have to

    B、ought to

    C、need

    D、must


    参考答案:A

  • 第2题:

    3.—__________ 1 go out for a while?

    —No,you __________ You must finish your homework first.

    A. Must,needn't

    B. Can,may

    C. May,mustn't

    D. May,must


    正确答案:C

  • 第3题:

    ---_____Iuseyourruler,Lingling?---Sure.Hereyouare.

    A.May

    B.Would

    C.Need

    D.Must


    正确答案:B

  • 第4题:

    ---- Look! The man at the gate ________ be our headmaster. He is always standing there every morning.

    --- - No, it ________ be him. He is holding a meeting in the office now.

    A.must, can’t B.must, mustn’t C.can’t, can’t D.can’t, mustn’t


    正确答案:A

  • 第5题:

    31. —Could I have a look at the photo of your family, Sam?

    —Of course you ________ .

    A. may

    B. can

    C. could

    D. must


    正确答案:B
    31.B【解析】考查情态动词can的用法.在表示请求时可以用can,但用could语气更委婉;回答时,必须要用can.

  • 第6题:

    It ______ be quite cold in winter eventhough the city is in Hainan Province.

    A.shall
    B.should
    C.can
    D.must

    答案:C
    解析:
    考查情态动词。句意为“尽管那个城市在海南省,冬天可能也会相当冷”。shall“将要,将会”,should“应该”,can“能够,会”,must“必须”。根据句意选C。