4. 有些学科名词或不可数名词,如physics , politics,maths等作主语,谓语动词用单数。
Physics is my favorite subject .
物理是我最喜欢的科目。
5. 由两部分构成的表示物体的名词如trousers,pant(短裤),jeans(牛仔裤) ,glasses ,shoes,compasses(圆规) 等作主语时,谓语动词常用复数形式。但如果这类名词前用了a pair of /two /three/..pairs of 来修饰,谓语动词的单复数取决于pair 的单复数形式。
The glasses are mine. 这副眼镜是我的。 This pair of glasses is mine. 这副眼镜是我的。
The two pairs of glasses are mine . 这两副眼镜都是我的。
6. 动名词、不定式作主语时,谓语动词用单数。 Seeing is believing. /To see is to believe . 眼见为实
(三)特殊代词、数词与量词作主语时的主谓一致 1.不定代词anyone ,anybody ,anything ,everyone,
everybody ,everything,someone , something,noone,nobody ,nothing ,each , the other等作主语,谓语动词用单数。 Someone wants to see you .有人想要见你。 Everything is ready .一切准备就绪。
2 .none of/neither of+复数名词,谓语动词既可用单数也可用复数。但是none of +不可数名词,谓语动词用单数;neither+单数名词,谓语动词用单数。 Neither of them knows/know the answer. 他们俩都不知道答案。
None of the money is mine .这钱不是我的。 Neither sentence is right .两个句子都不对。 3.“the +形容词”表示一类/物the poor /rich/dead/injured /wounded等和“the +姓氏复数”作主语,谓语动词用复数。 The rich are to help the poor . 夫人应该帮助穷人。
The Greens are going to London . 格林一家要去伦敦。
4.表示时间、金钱、距离、重量等名词的复数作主语时,通常被看作整体,谓语动词用单数。
Sixty years is a long time .(Sixty years看作整体)
60 年是一段长时间。 Ten dollars is enough for him .
(Ten dollars 看作整体)10 美元就够他用了。 注意:如果强调数目,谓语动词用复数。 One hundred cents make a dollar . 100 美分就是一美元。
5.“分数、百分数、half、some 、the rest 或most
of+名词”作主语时,谓语动词与of 后的名词的单复数而定。
About one third of the books are worth reading .
这些书中大约有三分之一值得一读。 Only one third of the work was done yesterday .
昨天只干了三分之一的工作。
6 .A number of +复数名词+复数谓语动词(许多 The number of +复数名词+单数谓语动词(...的数目)
A number of students are from China . 许多学生来自中国。
The number of students from China is small .
来自中国的学生人数很少。
7. 如果主语由“many a/more than one+单数名词 ” 构成,谓语动词用单数。
Many a boy is playing basketball on the playground.许多男孩在操场上打篮球。
More than one student has failed the exam.不止一
个学生考试不及格。
8 .A quantity of +复数名词+复数谓语动词 A quantity of +不可数名词+单数谓语动词
Quantities of +复数名词/不可数名词+复数谓语动词 A large quantity of books are on sale now . 大量图书现在正在热销。
A large quantity of money is needed .
需要大量的钱。
Large quantities of rubbish have been cleared away .大量的垃圾已被清理走了。
Large quantities of books are needed now . 现在需要大量的图书。
(四)复合句和强调句中的主谓一致 1.定语从句中的主谓一致
1)定语从句中的谓语动词在人称和数方面应与其先行词保持一致。
I am not the one who is fit for the job . 我不适合这项工作。
Don’t choose me ,who am not fit for the job .