oth .and.意为“两者;两个;双方”(谓语动词用复数) Both John and Ann are good at French. either.or...或者.或者.,不是.就是. He is either a doctor or a teacher. 注意:连接两个并列主语是,谓语动词与其靠近的主语一致. Either you or he hs to go there. neither.nor.既不.也不.谓语动词与其靠近的主语一致 Neither he nor I am good at English. none of 没有人(物),指三个或三个以上都不是,谓语动词可以是单数形式,也可以是复数形式. None of them like/ likes playing basketball.