由and 连接两个表示单数概念的名词作主语,其主语有every,each,no,many a等词修饰的时候,谓语动词采用单数形式。例如;
Every teacher and every student is interested in stamp collecting.
看下面题目分析:
Every boy and girl _____the book and they each _____to buy one.
A like want B likes wants
C likes want D like wants
答:选C
解析:此题考查主谓一致。此题容易误选D,认为前面一空要用复数动词,因为它的主语是boy and girl,是复数;而第二空则应用单数动词,因为其前有each表示“每一个”。而事实上,恰恰相反,此题应选C。主语是each/every+单数名词+and(each/every)+单数名词时,谓语动词用单数,即第一空应填likes;若复数形式的主语与each连用, each仅位于复数形式的主语之后作同位语时, 则该主语不受each的影响, 谓语动词仍用复数形式,即第二空要填复数动词want.
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