but ,however,yet,although,on the contrary,while ,and,then,first second,or,not only...but also...,both...and...,neither...nor...常見的表示語義引申的并列連詞有：1.and Justice is on your side.And justice will triumph over injustice.正義在你們一邊,而正義是會戰(zhàn)勝非正義的.2.neither...nor She could neither speak the language nor write it.這種語言她既不會說,3.both...and A man should have both courage and perseverance.一個人既要有勇氣又要有毅力.4.not only...but also We should not only be bold,but also be cautious.我們不僅要大膽,而且要謹慎.5.as well as I have read one of his novels as well as a few of his plays.我讀過他的一本小說和幾個劇本.表示選擇的并列連詞有：1.or You may do it yourself,or ask someone else to do it.你可以自己做或者讓別人做.2.either...or I left it either on the table or in the drawer.我不是把它放在桌子上了,就是放在抽屜里了.除了表示選擇外,or和either...or還可以表示否定的條件：1) Now I must go or (if not) I shall be late for the party.我現(xiàn)在得走了,否則晚會我就要遲到了.2) You'll either behave yourself,or you'll never go out with me.你要么老實點,要么就永遠不能跟我一起出去.表示轉(zhuǎn)折或?qū)Ρ鹊牟⒘羞B詞有：1.but He tried hard but he was unsuccessful.他做了很大努力但沒有成功.2.yet The car was old,yet it was in excellent condition.這輛車子很舊,但仍處于良好的狀態(tài).3.however She felt ill.She went to work,however,and tried to concentrate.她病了.然而她照舊去上班,并且盡力集中精神工作.4.nevertheless I don't know anything against that man; nevertheless I don't trust him.我對那個人沒有什么不良的看法,但我不能信賴他.表示因果關(guān)系的并列連詞有：1.for You'd better put on your sweater,for it's rather cold outside.你最好把毛衣穿上,外邊相當冷.2.so My sister is expecting me,so I must be off now.姐姐在等我,因此我得走了.3.therefore You are right,therefore we should support you.你是對的,所以我們應(yīng)當支持你.4.hence I fell off my bike yesterday—hence the bruises.我昨天騎自行車摔倒了——所以青一塊、紫一塊的.從屬連詞是用來引導從句的.引導時間狀語從句的從屬連詞有：1.when There was prolonged applause when he began to speak.他開始講話時響起了經(jīng)久不息的掌聲.2.while We should strike while the iron is hot.我們要趁熱打鐵.3.as As (When) he entered,the hall burst into thunderous applause.當他進來時,全場發(fā)出雷鳴般的掌聲.4.after After I visit Shanghai I'll travel up the Yangtze.訪問上海之后,我將溯長江而上.5.before It would be months before he was fit for the work.要過好幾個月他才能適應(yīng)工作.6.since It is just a week since we arrived here.我們到這里才一個星期.7.until (till) I shall stay here until (till) I've completed my studies.我要在這里待到學習結(jié)束為止.8.as soon as As soon as he got well,he went back to work.他病一好就回去上班了.9.once Once he said that,I knew he was lying.他一說這話我就知道他在撒謊.引導原因狀語從句的從屬連詞有：1.because He failed because he was too careless.因為他太粗心,所以失敗了.2.as As it was already rather dark,we decided to stop at the temple for the night.因為已經(jīng)相當晚了,我們決定在廟里待一夜.