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    科目： 来源：不详 题型：单选题

    Without the ‘ greenhouse effect’, the earth ____ be about thirty-three degrees Celsius cooler than it is.
    A．shouldB．wouldC．willD．must

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    科目： 来源：不详 题型：单选题

    It is high time that we ____ the amount of carbon dioxide in our daily life.
    A. reduce     B reduced    C will reduce   D reduces

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    科目： 来源：不详 题型：单选题

    ---I didn’t go to the party yesterday because my car broke down.  
    ---You ______ mine. I wasn’t using it.
    A．ought to borrowB．would have borrowed
    C．had better borrowD．could have borrowed

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    科目： 来源：不详 题型：单选题

    --How dangerous it was !
    ---Yes, but for the passer-by’s quick action,the girl _____ .
    A．had been drownedB．might be drowned
    C．would have been drownedD．must have been drowned

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    科目： 来源：不详 题型：单选题

    Look at the trouble I am in. If only I _____ your advice.
    A．followed　B．would followC．had followed　D．should follow

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    科目： 来源：不详 题型：单选题

    How I wish every family _____ a large house with a beautiful garden!
    A．hasB．hadC．will haveD．have

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    科目： 来源：不详 题型：单选题

    —What does the sign over there say?
    —In the museum no person       be permitted to take photos.
    A．will B．may C．must D．shall

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    科目： 来源：不详 题型：单选题

    The teacher agreed to the suggestion that the students _________ two weeks to prepare for the exam without coming to school.
    A．giveB．should giveC．be givenD．would be given

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    科目： 来源：不详 题型：单选题

    Without your timely help, we ________ in big trouble that day.
    A．would have been B．would beC．had beenD．were

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    科目： 来源：不详 题型：单选题

    —Can you come to attend our party tonight?
    -- Sorry, but I do wish I _________.
    A．hadB．canC．willD．could

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