13.在一些固定的習(xí)語中and具有with的意義，兩個名詞表示一個概念。其中，后面的名詞不用冠詞。在這種情況下，謂語動詞用單數(shù)。

　　the bread brad and butter 奶油面包

　　cart and horse 車馬

　　a needle and threat 一根穿有線的針

　　a watch and chain 一只帶有鏈條的手表

　　water and salt 鹽開水

　　the wheel and axle 輪軸

　　ham and egg 火腿蛋

　　14.非謂語動詞(不定式，動名詞)、名詞從句作主語時，謂語動詞用單數(shù)。

　　Seeing is believing.

　　What can be done has been done.

　　注意：在以what 引導(dǎo)的從句為主語的結(jié)構(gòu)中，如果主語補語是復(fù)數(shù)，謂語動詞可采用單數(shù)或復(fù)數(shù);但當(dāng)what從句的主語補語和謂語動詞均為復(fù)數(shù)形式時，主句的謂語動詞采用復(fù)數(shù)形式。如：

　　What appear to be large windows in the second story are glass heat collectors.

　　15.audience, class, committee, company, crew, crowd, government, family, public, team, jury等名詞著重指整體謂語動詞用單數(shù);強調(diào)成員時用復(fù)數(shù)。

　　The football team is playing well.

　　The football team are having baths.

　　16.machinery, poetry, scenery, population, jewelry, merchandize等謂語動詞用單數(shù)。

　　There is a large population in this country.

　　The machinery is driven by electricity.

　　(二)代詞一致

　　1.代詞一致是指句子中的代詞與相應(yīng)的限定詞在數(shù)、性、格等方面保持一致，或者與它相應(yīng)的名詞保持一致。

　　One must remember to remain very still when one/he /she attends a concert.

　　2.當(dāng)名稱的性無法確定時，陰性與陽性都可使用。

　　An average student with average intelligence can be a top student if he/she plans his/her time carefully.

　　中等智力水平的學(xué)生只要仔細安排他(她)的時間也能成為優(yōu)等生。

　　3.國家、船只等名詞常被看作陰性，因此可以用she, her代替。

　　China will resolutely and unansweringly carry out her current economic reform.

　　中國堅定不移地進行當(dāng)前的經(jīng)濟改革。

　　4.不定代詞作主語，代詞一般按語法一致原則，用單數(shù)。

　　each　neither　one

　　everyone everybody

　　no one anybody someone

　　somebody everything

　　anything something nothing either every

　　5.在非正式文體或附加疑問句中，當(dāng)主語是everyone, somebody, nobody時，代詞用they. 也可用he.

　　Everyone knows what they have to do, don’t they?

　　No one was hurt, were they?

　　Everyone knows his job, doesn’t he?

　　但若用everything, anything, something, nothing 作主語時, 在附加疑問句中，代詞通常用it.

　　Something should be done, shouldn’t it?

　　Nothing will be damaged during the vocation, won’t it?