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    科目： 来源：不详 题型：单选题

    —It’s difficult to get to the other side of the river.
    —I think a bridge        over the river.
    A．should be builtB．should buildC．will buildD．has built

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    科目： 来源：不详 题型：单选题

    -- Excuse me, sir, smoking          in the gas station.
    -- Oh, I'm really sorry.
    A. doesn't allow                B. isn't allowed             C. aren't allowed

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    科目： 来源：不详 题型：单选题

    Many trees ________ along the streets every year. So the air is very fresh now.
    A．plantB．are plantedC．plantedD．were planted

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    科目： 来源：不详 题型：单选题

    Trees used to be ______ for cooking by the villagers in the 1970s.
    A. cut up B. cut down    C. cut off

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    科目： 来源：不详 题型：单选题

    Today, computers are really helpful. They ____ everywhere.
    A．useB．are usedC．usedD．were used

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    科目： 来源：不详 题型：单选题

    —Does she like singing English songs?
    —Yes. She _______ to sing English songs in her room.
    A．often does B．is often heard   C．often hears

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    科目： 来源：不详 题型：单选题

    Young trees____ quite often.
    A．should waterB．should be waterC．should be wateredD．watered

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    科目： 来源：不详 题型：单选题

    ----Who’s the little baby in the photo,Susan?  
    ---It’s me ,this photo       ten years ago.
    A．tookB．was takenC．is takenD．takes

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    科目： 来源：不详 题型：单选题

    This kind of watch ______in India.
    A．makesB．madeC． is makingD．is made

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    科目： 来源：不详 题型：单选题

    Now computers _________ all over the world .
    A．is usedB．are usingC． are usedD．have use

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