1.The police are searching for the thief.警察正在搜捕那个贼。

2．More than one student has read the book. 很多学生读过这本书。

主语有more than one...或many a...构成，尽管从意义上看是复数内容，但它的谓语动词仍用单数形式。

3. The teacher as well as the students was reading in the library.老师和学生都在图书馆里看书。

当主语后面跟有as well as，as much as，no less than，along with，with，like，rather than，together with，but，except，besides，including，in addition to等引导的词组时，其谓语动词的单、复数据这些词前面的主语而定。（就远一致原则）

4.About three fourths of the earth’s surface is covered with water.地球的四分之三被水覆盖。

“分数或百分数+名词”构成的短语以及由“a lot of，lots of，plenty of，a large quantity of，a heap of，heaps of，half of+名词”构成的短语作主语时，其谓语动词要与短语中of后面的名词的数保持一致，这是因为短语中后面的名词是中心词，而短语中前面的量词是修饰语。

5. Three fifths of the workers here are women.这个地方五分之三的工人是妇女。

6. Quantities of food (nuts) were on the table.大量的食物在桌子上。(large)quantities of修饰可数或不可数名词，其短语作主语时，谓语动词一般用复数，

7. Large amounts of money were spent on the bridge.大量的钱花在了这座桥上。

a great deal of ，a large amount of修饰不可数名词，其短语作主语时，谓语动词通常用单数;large amounts of修饰不可数名词，其短语作主语时，谓语动词通常用复数。

8. The blind study in special schools.盲人在特殊的学校学习。

如果主语由“the+形容词(或过去分词)”结构担任时，谓语通常用复数，这类词有the brave，the poor，the rich，the blind，the young，the old，the sick，the dead，the deaf and dumb，the oppressed，the injured，the wounded，the unemployed等。

9. Twenty kilometers is a quite long distance.

二十公里是一段相当长的距离。

表示距离、长度、价值、金额、重量等的复数名词作主语时，如作为一个整体来看待的话，谓语动词通常用单数。

10.Fifty dollars was a large sum for me at that time.

那时五十美金对我来说是一大笔钱。

11. Not only your father’s friends but also your father likes smoking.

由either ...or ...，neither ...nor ...，not only ...but (also) ...，not ...but ...或or连接两个并列主语时，谓语动词与较近的主语在人称和数上保持一致。

12. 表示学科的以－ics结尾的名词作主语，用单数。

Physics is an important subject in middle schools.

Mathematics is the study of numbers.

Politics, economics, athletics等。

13. a quantity of后既可接可数名词复数，也可接不可数名词。如果a quantity of 后接不可数名词作主语，则谓语动词用单数形式；如果接可数名词复数作主语，则谓语动词通常用复数形式。quantities of后接可数名词复数或不可数名词作主语时，谓语动词均用复数形式。

A quantity of money has been wasted on the project.

=Quantities of money have been wasted on the project.

大量的金钱被浪费在了这个项目上。

14. How close parents are to their children ______ (have) a strong influence on the development of the children’s characters.

【解析】从句How close parents are to their children作主语时，谓语动词常用单数形式。故填has, have an influence on为固定短语，意为“对……有影响”。

句意为：父母与孩子之间的亲密程度对孩子性格的形成有很大的影响。

15. What he likes _____ （be）a digital watch. What Mary likes _____(be) textbooks.

what引导的名词性从句作主语时，谓语动词常用单数形式。但当作表语的名词为复数，或what从句是一个具有复数意义的并列结构时，谓语动词常用复数形式如：What I say and think are no business of yours.

答案is are

16.A teacher of English and class teacher ________ (tell) us something about volunteer workers now.

答案与解析　is telling　句子主语为“英语老师兼班主任”为一个人，故后面的谓语动词要用第三人称单数形式，从now可知，用现在进行时。

17.When and where this took place ________ (be) still unknown.

答案与解析　is　主语为主语从句，虽由and连接但却指的是同一件事，故谓语动词用单数形式，且表示被动，故填is。

18. Every means ________ (try), but none proved successful.

答案与解析　has been tried　means的单复数同形，从every可知这里是单数，因此谓语动词也用单数，而且根据句意可知，是“每个办法都被尝试过了”，故用被动语态。

19.Weibo as well as WeChat ________ (serve) as a media platform for people to share their thoughts instantly without limits of place or time.

答案与解析　serves　句意：微博和微信可以作为一个供人们随时随地分享他们想法的媒体平台。serve as表示“可用作，可当……使”。由as well as可知，该句的谓语应由Weibo而定，故应用第三人称单数形式serves。

20.—Hey! Here is a message on my cellphone，telling me that I have won the first prize of a weekend for two in Paris.

—Delete it! It's a trick. Many a person ________ (cheat) by such tricks.

答案与解析　has been cheated　句意：——嘿，我手机上有一条短信，告诉我我已获得巴黎周末双人游的大奖。——删掉吧。那是个骗局。许多人被这样的短信骗过。“many a＋单数名词”做主语，谓语动词用单数形式，根据句意可知，许多人已经被骗过，故用现在完成时的被动语态。

21.One survey shows that large quantities of water ________ (be) wasted every year in China，and that one third is available to be saved.

答案与解析　are　large quantities of＋不可数名词/复数可数名词做主语时，谓语动词常用复数形式，即由quantities决定，且由every year可知用are。

22.Hank as well as the other children who have no parents ________ (take) good care of in the center.

答案与解析　is being taken　as well as连接主语时，谓语动词和前面的主语一致，而且take good care of和Hank构成被动关系，故用被动语态。

23.What the teacher of the science class does and says ________ (be) of great importance to the students at college.

答案与解析　is　句意：理科老师在课堂上说的话和做的事对学院里的学生很重要。本句的主语是主语从句，且主语从句中用了并列谓语，表示的是同一问题的两个方面，谓语动词应用单数形式，且陈述的是客观情况，应用一般现在时。

24.Children are not recommended to see such films as ________ (be) bad for their mental development.

答案与解析　are　分析句子结构可知，空处是as引导的定语从句并在从句中做主语，先行词为films，因此使用复数动词are。

25.Wasn't it the icy road rather than the drivers that ________ (be) to blame for the series of traffic accidents？

答案与解析　was　此处谓语动词的单复数应与被强调的主语一致，而rather than连接主语时，谓语动词应与前面的名词the icy road一致，所以使用was。