12.有些形式为复数, 而意义为单数的名词作主语时, 谓语动词用单数. 这类名词如: news, works(工厂), politics(政治), physics(物理), mathematics(数学)等
13.以-s或-es结尾, 由对称的两部分构成的物体作主语时, 谓语动词用复数. 这类物体如: trousers, glasses, jeans(牛仔裤), scissors(剪刀), shades(太阳镜)等. 如果这类名词前用了pair, 则谓语动词的数取决于pair的数
a. Here is a pair of glasses for you.
b. There are three pairs of jeans in the bag.
14. 分数或百分数 + of + 名词 作主语时, 谓语动词视名词的可数与否采用单数或复数
a. Over three quarters of the city was destroyed in the war.
b. 35 percent of the doctors are women.
c. Thirty percent of the workers are out of work now.
d. One third of the water has been wasted.
15.用and连接两个或两个以上的单数名词作主语时, 谓语动词用复数. 如果and连接的两个名词指的是同一人、事、物或概念( 如: a knife and fork一副刀叉, the bread and butter奶油面包, my house and home我的家)时, 则谓语动词用单数
a. Many books and a pen are on the desk.
b. The pianist and composer (钢琴家兼作曲家) has come to this small town.
【高考英语总复习语法专项 主谓一致】相关文章:
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