一、 谓语动词在人称和数上必须和主语一致
1．The results of the experimentshow that you have all made good progress.
2．Between the two buildings stands a monument.
 
二、如果主语是一个抽象概念,谓语动词用单数
1．Growing vegetablesneeds constant watering.
2．That we have made brilliant achievements is an iron fact.
 
三、由and并列的两个名词做主语时，如果表示的是一个同一概念或者单数概念，谓语动词用单数，否则用复数
1．The iron and steel industry is very important.
2．The teacher and poet oftengives lectures around the city.
3.  The teacher and the poet are good friends in the city.
4．When and where to build the shopping centerhas not been decided.
          
四、如果主语是单数，即使后面跟着由with, together with, as well as, like, but, except等引起的短语，谓语动词仍然用单数(与第一个主语保持一致)
1．An iron and steel works, with some satellite factories,is to be built here.
2．A scientist, together with some assistants,was sent to the flooded area to help in the work.
3．The teacher as well as the students is going to visit the exhibition.
4．None but Xiao Wangknows it.
 
五、each和由some, any, no, every构成的复合代词都看作单数
1．Each of ushas something to say about the subject.（注意如果是we each就不一样了）
3．Just a minute, someoneis talking with manager.
 
六、what, which, who, some, more, most, all等代词是单数或是复数要依据意思来定
1．Which is / are your room / rooms?
2．What we need is more practice.
3．What he left meare but a few old books.
4．All that can be donehas been done.
5．All but youwere here just now.
 
七、none指不可数名词时为单数，指可数名词时为单复皆可，主要取决于说话人头脑中联想到的是单数还是复数
1．None of the booksare easy for us.
2．Nonecares now.
3．None of the informationis useful..
 
八either, neither通常看作单数
1．Neither of ushas passed the examination.
2．Either of themhas known it.
 
九Many a和more than one修饰的词做主语时，谓语动词用单数
1.Many a personhas had that kind of experience.
2.More than one expert was invited to the party.
 
十、分数，百分数+ of +名词做主语时，主要看名词是单数还是复数；是可数还是不可数
1．More than 70% of the earth iscovered with water.
2．Two thirds of the workhas been finished so far.
3．60% of the studentshave arrived.
4．One fourth of the population here are workers.
但，population单独做主语，为单数
如：What is the population of the city?
十一、不可数名词如果被表示数量的名词所修饰，谓语动词用复数
1．Three million tons of coalwere exported that year.
2．South of the villagewere200 mu of sandy wasteland.

十二、表示时间，数量，长度及价值的名词尽管是复数形式但常被看作一个整体，谓语动词用单数
1．Today ten thousand yuan is not a large number.
2．100 miles was covered in a single night.

十三、or; not only…but also…; neither…nor…; either…or…并列两个主语时，谓语动词和就近的保持一致
1．Not only the students but also the teacherwants to see the film.
2．Neither his parents nor Iam able to persuade him to change his mind.
3．Either you or Xiao Liis mistaken.
 
十四、here, there引起一个句子而主语又不止一个，谓语动词通常和就近的一个一致
1．Here isa ruler, a few pencils and two copybooks.
2．Thereis a computer, a typewriter and two telephones on the desk.
 
十五、有些集体名词可为单数也可为复数，主要依据意思而定
1．His family is not very large.
2．His family are all music lovers.
3．Class 3is next to Class 2.
4．Class 3arehaving a class-meeting this Saturday.

 十六、a number of + n为复数；the number of + n为单数
1．A number of books on this subjecthave been published.
2．The number of books on this subjectis amazing.

     十七、and连接的名词前有every, each, no时，谓语动词用单数
1．Every hour and every minute is important to us students.
2．No teacher and no studentis excused from taking part in such a heated discussion.
3．Each man and each womanhas the equal rights in every field in our country now.

十八、动名词，不定式或者从句做主语时，谓语动词一般要用单数
1. Seeing is believing
2. Who is her father is not known yet.

十九、the +adj.表示一类人时为复数，表示一类物概念时为单数
1．The poorwere looked down upon in the old days.
2．The trueis always appreciated anytime.
 
二十、one and a half…为单数
1．One and a half hoursis enough for the experiment.
 
二十一、one of + pl做先行词，后接定语从句且关系代词做主语，定语从句的谓语动词用复数；the one of…/ the very one of… / the only one of…做先行词且关系代词做主语，定语从句的谓语动词用单数
1．He is one of the students who are into computer games.
2．He is the only one of the students who is into computer games.
 
二十二、表示某些组织机构的名词，虽然形式上是复数，但谓语动词仍用单数
1．The United Nations was founded on October 24, 1945.
2．The United States is the only superpower of the world today.

二十三、表示学科的词以及works(工厂)，news(消息)等，虽然本身为复数形式，但谓语动词仍用单数
1．Mathematics ismy poor subject, I even want to give it up.
2．The news that the newly- built nuclear power station is to be put into use next monthis true.