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名詞+and+a/the+單數(shù)名詞,指兩個人或物。The writer and teacher is ing. 那位作家兼教師來了。(作家和教師指同一個人) The writer and the teacher are ing. 作家和老師來了。(作家和老師是兩個人) 11. people,police等集體名詞作主語,謂語動詞用復(fù)數(shù)形式,family,class,group,team等集體名詞作主語,若指一個整體時,謂語動詞用單數(shù)形式,若指一個具體成員時,謂語動詞復(fù)數(shù)形式?!?People here are very friendly. 這兒的人很友好?!?His family isn’t large. 他家的人不多?!?My family all like watching TV. 我們一家人都喜歡看電視?! ?2. 不定代詞somebody, someone, something, anybody, anything, everybody, everyone, everything,nobody, no one, nothing作主語,謂語動詞用單數(shù),Is everyone here today. 今天大家到齊了嗎?Something is wrong with him. 他有毛病。Nobody was in. 沒有人在家?! ?3. each, either, neither, another, the other 作主語,謂語動詞用單數(shù)。Each of them has an English dictionary. 他們每人都有一本英語詞典。Neither answer is correct. 兩個答案都不正確?! ?4. 以—s 結(jié)尾的名詞本身不表示復(fù)數(shù)意義,謂語通常用單數(shù)形式,如news, maths, physics等, No news is good news. 沒有消息就是好消息。Maths is very popular in our class 在我們班數(shù)學(xué)很受歡迎。 15. 由both…and…連接兩個單數(shù)名詞作主語時,謂語動詞用復(fù)數(shù)形式;由or, either…or…,neither…nor…, not only…but also…, not…but…,連接兩個名詞或代詞作主語時,根據(jù)就近原則決定謂語動詞形式。Either my wife or I am going.Neither you, nor I, nor anyone else knows the answer.Not only you but also he is ready to leave.如果either, each, neither作主語,則動詞為單數(shù)形式。Each of us has his likes and dislikes.Neither of the books is very interesting.16. 如果主語是由“a series of, a kind of, a portion of+等+名詞”構(gòu)成時,動詞一般用單數(shù)形式。 A series of prerecorded taps has been prepared for language laboratory use. 但a variety of, a number of +名詞復(fù)數(shù),動詞要用復(fù)數(shù)形式。 .而the number of +復(fù)數(shù)名詞作主語,謂語動詞用單數(shù)。 On exhibition there are a great variety of consumer goods.The number of the students is over eight houndred17.以here,there開關(guān)的句子,若主語在兩個或兩個以上,謂語動詞通常與臨近的主語一致 There is a book and three pens on the desk. Here are some books and paper for you.18. the+形容詞表示一類人時,謂語動詞用復(fù)數(shù)形式,表示抽象概念時,用單數(shù)形式. The poor are very happy,but the rich are sad. The beautiful lives forever. 美是永存的。 三.肯定與否定一致 下列形容詞、副詞、代詞從肯定句變成否定句時須作相應(yīng)的變化。 We39。ve had some(money).→ We haven39。t had any(money). I was talking to someone.→ I wasn39。t talking to anyone. They sometimes visit us.→ They rarely (never, seldom)visit us. He has arrived already. → He hasn39。t arrived yet. Li is ing too.→ Li isn39。t ing either. Both of us are going.→ Neither of us are going. He likes both of them.→ He doesn39。t like either of them.注意:so/neither+助動詞+名詞/代詞結(jié)構(gòu)中須用倒裝語序。 My wife like classic music very m