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    精英家教网 > 高中英语 > 题目详情
    Smoking pollutes air. You ______ smoke here.
    A．won’tB．can’tC．ought not toD．needn’t
    C

    试题分析：考查情态动词。A不会；B不可能，不能；C不应该；D不需要；句意：抽烟污染空气，你不应该在这里抽烟。Ought to=should应该。故C正确。
    点评：ought to=should应该；表示一种委婉的语气。Will表示百分百的肯定。
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