初中英语语法知识——连词.docx

初中英语语法知识连词一、并列连词1.并列关系的and和，又as well as 也，和bothand既又neithernor既不也不.（就近原那么）Tom and Lily like drawing.Tom as well asLily likesdrawing.as well as就远原那么一就前原那么I as well asmy classmates amgoing to Beijing tomorrow.but但是 however 但是, We all tired We all tired2.转折关系然而our best,however, we lost the game.our best,but we lost the game.3 .选择关系or或者eitheror或者或者；要么要么.（就近原那么）Which do you likeEither Mary or heorShe likes playingShe doesn' t likebetter English or Chinese?is going to Paris. Only one person may go there.football and playing the piano.playing football or playing the piano.否认句中表并列关系用。rWhich do you prefer, English or Chinese?表示选择关系用orDon, t stay up, or you will be tired.or否那么，要不然stay up熬夜祈使句+and/or+陈述句。and表示顺承关系“这样的话”or “否那么，要不然”Hurry up, or you won' t catch the early bus.快点，否那么你不会赶上早班车。Hurry up, and you will catch the early bus.快点，这样的话你就能赶上早班车。 祈使句+or+陈述句=if引导的条件状语从句。Hurry up, or you will be late.If you don' t hurry up, you will be late.whether*or not 无论与否Whether you like it or not, you must do it.more or less或多或少or so大约，左右believe it or not信不信由你4 .因果关系because 因为because of因为，由于so所以英文中because/because of不能与so同时在一个句子中连用。He worked hard, sohe passed the exam.He was late, because ofthe heavy rain.He was late, becausethe rain is heavy.because后跟完整句子。because of后跟名词/代词短语（不完整的句子）二、附属连词附属连词+从句一宾语从句/状语从句宾语从句一that/if whether/ wh- how-让步状语从句Although/ thought/even if/even though等词引导的让步状语从句不能与but连用。（虽然. 但是./尽管.）Although he is tired, he is still practicing the piano.He is tired, but he is still practicing the piano.1101:1111宜卜直至1卜才He didn' t leave the classroom until he finished his homework.条件状语从句一主讲从现一主句用一般将来时，从句用一般现在时一主句用过去将来时，从句用一般过去时if如果as long as 只要If it doesn' t rain, we will go to the park tomorrow.从句主句