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10.either 表示“兩者之中任何一個(gè)”, 作主語時(shí), 謂語動(dòng)詞用單數(shù); 作定語時(shí), 修飾單數(shù)名詞

　　 　　a. Here are two pens. You may use either of them.

　　 　　b. There are shops on either side of the street.

　　 　　c. Either of them is going there.

9.both表示“兩者都”, 作主語時(shí), 謂語動(dòng)詞用復(fù)數(shù); 作定語時(shí), 修飾復(fù)數(shù)名詞

8.all 的用法: 作主語時(shí), 謂語動(dòng)詞根據(jù)情況采取單數(shù)或復(fù)數(shù); 作定語時(shí),修飾[ U/C]

　　 　　a. All are here.大家都到了

　　 　　b. All is going on well.

7.one的用法:

　 　①.表示“一個(gè)”, 如: one hour, one man

　 　②.泛指不確定的人, 可譯為“人們” “一個(gè)人”, 表此意時(shí), 它的所有格是one’s, 反身代詞是oneself

　　 　　a. One should be strict with oneself.

　　 　　b. One should serve his country wholeheartedly.

　 　③.one / ones代替上文出現(xiàn)過的可數(shù)名詞, 以避免重復(fù)

　　 　　a. He has a washer. I want to buy one too.

　　 　　b. Which shirt do you like? I like the red one.

6.each / every的用法:

　 　①.each指 “每個(gè)”的個(gè)別的情況, 相當(dāng)于漢語的 “各個(gè)”

　 　②.every雖有“每個(gè)”的意思, 但常從整體出發(fā), 強(qiáng)調(diào)共同性, 相當(dāng)于“每個(gè)都”

　　 　　a. Every one of us has strong and weak points.(強(qiáng)調(diào)所有人都…)

　　 　　b. Each of us has strong and weak points.(強(qiáng)調(diào)每個(gè)都…)

　 　③.主語中有each / every, 構(gòu)成反意問句時(shí), 多用復(fù)數(shù)變化., 如:

　　 　　a. Every student like the film, don’t they ?

　　 　　b. Each of us takes part in the activity, don’t we ?

　 　④.every可以和not連用, each不可以

　　 　　　a. Not every worker can do it.

5.few / little, a few / a little的用法: ( a ) few修飾或代替可數(shù)名詞; ( a ) little修飾或代替不可數(shù)名詞

　　　　 a. Few of them are good at skating.

　　　　 b. I met a few of my friends at the party.

　　　　 c. There is still a little milk in the bottle.

　　　　 d. Little remains to be said.

4.many / much的用法: many用來修飾或代替可數(shù)名詞; much用來修飾或代替不可數(shù)名詞

　　 　　a. Many students, many of the students.

b. Much has been done. / He has much to do. / He has much work to do.

3.no / none / no one的用法:

　 　①.no =not any, 通常用作定語, 修飾可數(shù)或不可數(shù)

　　 　　a. There is no milk in the glass.

　　 　　b. He has no brother.

　 　②.none代替可數(shù)名詞作主語時(shí), 謂語動(dòng)詞用單數(shù)或復(fù)數(shù)都可(參看“主謂一致”); none代替不可數(shù)名詞作主語時(shí), 謂語動(dòng)詞用單數(shù)

　　 　　a. None of the stories are / is interesting.

　 　③. no one只泛指人, 不與of連用; none指人, 事, 物皆可, 可與of連用

2.some / any的用法:

　 　①.some常用于肯定句中. some在下列情況下也用于疑問句: 表示請(qǐng)求或邀請(qǐng); 期待肯定回答,或認(rèn)為對(duì)方肯定回答的可能性很大時(shí); 表建議時(shí)

　　 　　a. Could you lent me some money?

　　 　　b. Will you have some milk?

　　 　　c. Are you waiting for some friends?

　　　　 d. Would you lend me some books please ?

　　 ②.any常用于疑問句和否定句中; any用于肯定句中表示 “任何”; 與一些否定含義的詞如: hardly, never, not, without等連用多用any

　　 　　a. I don’t have any ink.

　　 　　b. Do you have any ink?

　　 　　c. You can come and see me at any time.

　　 　　d. Any student can solve the problem.

1.不定代詞的使用要注意以下幾個(gè)方面

　 　①.不定代詞作主語時(shí), 要明確其究竟是單數(shù)還是復(fù)數(shù), 如: both是復(fù)數(shù), either / neither是單數(shù), all則根據(jù)情況可作單數(shù)或復(fù)數(shù)

　　　 　　a. Both of them are students.

　　　 　　b. All were present at the meeting.

　　　 　　c. All goes well.

　 　②.不定代詞作定語時(shí), 要明確其修飾可數(shù)與不可數(shù)的問題, 如: many / few修飾可數(shù)名詞; much / little修飾不可數(shù)名詞; some / any既修飾可數(shù)也修飾不可數(shù)

　 　③.all / both / each / everybody / everything等含有“全部”或“每個(gè)”意義的詞與否定詞not連用時(shí), 通常表示部分否定. 全部否定時(shí)通常采用否定代詞none, no one, nobody, neither, nothing等

　　　　 a. Not all ants go out for food. = All ants don’t go out for food.并不是所有的螞蟻出去找食物

　　　　 b. None of them knew about the plan because it was kept a secret.