1、Both , neither, either 的用法Neither：“两者都不 ”，起否定作用， Adj. 后接单数名词，如：Neither my sister will come. Neither sentence is correct.Pron. 一般后接“of”和表示两个的复数代词。1做主语时：句子的动词一般用第三人称单数形式。如：neither of them was in good health. Neither of us knows the news. Neither of you answers the question.2做宾语时：句子动词根据主语人称确定。I pick ne
2、ither of them at the airport. ( He picks neither of them at the airport)Conj. “和-都不”neither sb(1) nor sb(2) - 后面的动词根据 sb(2)的人称变化。可以用“neither of ”来替换（请尝试）Neither he nor I know the news. Neither I nor he knows the news.Neither sth(1) nor sth(2) - 后面的动词根据主语的人称而变。Neither English nor Chinese he speaks we
3、ll.Neither English nor Chinese I speak well.Adv. 表示两个时间（地点、方式）都不。一般将 ”neither(neither nor)”提到句首，将助动词置于主语前。如：I will answer the question neither this time nor next time. (I will answer the question neither time)Neither this time nor next time will I answer the question. ( Neither time will I answer th
4、is question.)I will meet him neither here nor there. ( I will meet him at neither place.)Neither here nor there will I meet him. ( At neither place will I meet him. )I will do it neither this way nor that way. ( I will do it in neither way.)Neither this way nor that way will I do it. ( In neither wa
5、y will I do it.)He will come neither in this case nor in that case. ( In neither this case nor that case will he come.)He will come in neither case. ( In neither case will he come.)Either: “两者之一(任何一个)” 、 “（否定的）也”Adj: 后接单数名词。如：You can read either book. You may wear either coat. Pron: 一般后接“of”和表示两个的复数
6、代词。1做主语时：句子的动词用第三人称单数。如：Either of them sings well. Either of you sings well. Either of us dances well.2做宾语时：句子的动词根据主语的人称确定。You can choose either of them. You may buy either of them.Conj: “和之中，任何一个-” ， Either sb(1) or sb(2) 后面的动词根据 sb(2)的人称变化。可以用“either of”来替换（请尝试）Either he or I shall come. Either I
7、or he will come. ( Either of us will come.)Either he or I sing well. Either I or he sings well. (Either of us sings well.)Either sth(1) or sth(2) - 后面的动词根据主语的人称而变。He wants to take pork or bacon. I want to take an apple or a banana.Adv: 1表示两个时间（地点、方式）中任意一个。一般将”either(either nor)”提到句首，将助动词置于主语前。如：I ma
8、y answer the question either this time or next time. ( I may answer the question in either time.)Either this time or next time may I answer the question. ( In either time may I answer the question.)I may answer the question either in the class or at home. ( I may answer the question at either place.
9、)Either in the class or at home may I answer the question. ( At either place may I answer the question.)I may answer the question either in this way or in other way. ( I may answer the question in either way.)Either in this way or in other way may I answer the question. ( In either way may I answer
10、the question.)2 “（否定的）也”He hasnt finished his homework, I havent (finished my homework) either. ( Either havent I.)I didnt go, he didnt go either. ( either didnt he. )He doesnt want to go, I dont( want to go) either. ( either dont I )I dont want to go, he doesnt (want to go) either. (either doesnt he)
