高三英语语法课件之主谓一致

D. have not decided 这个句子看上去是and连接的两个并列短语充当主语，本应用复数形式的谓语，但这两个短语表达的是同一事件的两个方面，可以看成是一个整体，因此使用单数的谓语动词；而从句意可判断此句谓语动词需使用被动语态， 归纳一： 1．两个或两个以上做主语的单数名词用and连接，谓语用复数． Tom and Dick are good friends. 但若表示一个集合体时则用单数。 A singer and dancer was present at the party. The worker and writer is talking to the students。 Bread and butter tastes good. 类似的表达式有： ( a needle and thread, a horse and cart, a watch and chain, a coat and tie, truth and honesty, medical help and cure)2．用 and 连接的两个名词若被 no, each, every, many a 修饰，则谓语动词用单数。 No bird and no beast is seen in the bare island. Many a boy and many a girl has made such a funny experiment. At Christmas each boy and each girl is given a present. 3. 如果 and 后面加 no 或 not, 谓语也用单数形式， My friend, and not hers, is chosen to join the army. All work and n

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