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    科目： 来源：不详 题型：单选题

    I didn’t understand ________led him to be late for three times every week.
    A．what it was thatB．it was where that
    C．how it was thatD．why was it

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    科目： 来源：不详 题型：单选题

    Tom said  he had been working for three hours, _____ ,evidently, was untrue.
    A．heB．thisC．itD．which

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    科目： 来源：不详 题型：单选题


    Doing your homework is a sure way to improve yor test scores, and this is especially true ____ it comes to classroom tests.
    A．beforeB．sinceC．whenD．after

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    科目： 来源：不详 题型：单选题


    Knowing how long the test would last, the students who finished ____ back and waited until the end of the exam.
    A．settleB．settledC．settlingD．to settle

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    科目： 来源：不详 题型：单选题

    Coffee, which is becoming more and more popular, was first grown in _______ is now part of Brazil.
    A．what B．thatC．allD．which

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    科目： 来源：不详 题型：单选题

    ---- I am not able to solve some practical problems using Newton’s First Law of Motion.
    ----That’s just _______ most of the students are puzzled easily.
    A．whatB．whyC．howD．where

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    科目： 来源：不详 题型：单选题

    _____several times，but unfortunately，the boy still couldn’t smooth away the problem on his own.
    A．Having been explainedB．The problem having been explained
    C．The problem had been explainedD．Although the problem had been explained

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    科目： 来源：不详 题型：单选题

    A new subway will have been completed in the city by the end of the year 2007 ,                              will be very convenient for us to get around shopping and sightseeing.
    A．when it B．where it C．when that D．which that

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    科目： 来源：不详 题型：单选题


    _____ wants to study well must learn things _____.
    A．No matter who; with heartB．Who; with his heart
    C．Whoever; by heartD．Whoever; by his heart

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    科目： 来源：不详 题型：单选题

    This is such a wonderful film ___ we have never seen.
    A．thatB．asC．whichD．what

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