《中考英語總復(fù)習(xí)》中考英語總復(fù)習(xí)專題六連詞課件20190403338

1、專題六專題六連詞連詞語法系統(tǒng)梳理一二三用于連接單詞、短語、從句或句子的詞叫連詞。連詞是虛詞,在句中不能獨(dú)立充當(dāng)句子成分,只起連接作用。一、并列連詞并列連詞可分為表示轉(zhuǎn)折、因果、選擇和并列關(guān)系的四大類。1.表順承、并列關(guān)系的并列連詞and“和”,表并列或順承。work hard,and youll make great progress.努力學(xué)習(xí),你會(huì)取得很大的進(jìn)步。語法系統(tǒng)梳理一二三2.表示轉(zhuǎn)折關(guān)系的并列連詞常見的表示轉(zhuǎn)折關(guān)系的并列連詞有while,but,yet等,用來連接兩個(gè)意思不同甚至相反的詞、短語或分句。i was born in tianshui while i grew up in

2、 lanzhou.我出生在天水,然而在蘭州長(zhǎng)大。he wants to go,but his sister wants to stay.他想走,但他妹妹想留下。3.表示因果關(guān)系的并列連詞常見的表示因果關(guān)系的并列連詞有so,for等。the boss called me just now,so i must go to the office at once.老板剛才打電話找我,因此我必須馬上去辦公室。i must be away for a week,for ill fix the machine for a factory.我必須離開一周,因?yàn)橐獮槟骋粋€(gè)工廠修機(jī)器。語法系統(tǒng)梳理一二三4.表示選

3、擇關(guān)系的并列連詞or表示“或者”,表示選擇關(guān)系。would you like tea or coffee?你想喝茶還是咖啡?注:(1)or用在“祈使句+or+句子”結(jié)構(gòu)中,其中or在此意為“否則”。study hard,or you will fail in the exam.努力學(xué)習(xí),否則你就不會(huì)通過這次考試。(2)or用在否定句中代替and表示并列關(guān)系。he cant read or write.他既不會(huì)讀也不會(huì)寫。語法系統(tǒng)梳理一二三5.表示并列關(guān)系的復(fù)合并列連詞常見的表示并列關(guān)系的并列連詞有:not only.but also.,as well as,both.and.,neither.

4、nor.,either.or.,它們用來連接兩個(gè)并列或?qū)ΨQ關(guān)系的詞、短語或分句。在否定句和疑問句中,常用or,而不用and表示并列關(guān)系。we should not only be cautious but also be brave.我們不僅應(yīng)該謹(jǐn)慎而且應(yīng)該勇敢。paul is a writer as well as a teacher.保羅既是一位作家又是一位教師。both you and she are right.你和她都對(duì)。語法系統(tǒng)梳理一二三neither you nor i am from australia.你和我都不是來自澳大利亞。come to see tom either t

5、oday or tomorrow.今天或明天來看湯姆吧。注:(1)not only a but also b中,強(qiáng)調(diào)的對(duì)象是b(謂語動(dòng)詞與b保持一致);而在句型a as well as b中強(qiáng)調(diào)的對(duì)象是a(謂語動(dòng)詞與a保持一致)。(2) either.or意為“不是就是;或者或者”。動(dòng)詞與鄰近的主語保持一致。either you or he has to go.=either he or you have to go.不是你就是他得去。(3) both.and.表“和都”,兩部分都是主語。語法系統(tǒng)梳理一二三二、從屬連詞從屬連詞通常引導(dǎo)一個(gè)從句,修飾主句。一般可分為引導(dǎo)名詞性從句(主語從句、賓語

6、從句或表語從句等)的從屬連詞和引導(dǎo)狀語從句的從屬連詞。1.引導(dǎo)名詞性從句的從屬連詞主要有that,if(是否),whether(是否),when等。it hasnt been decided when the sports meeting will be held.運(yùn)動(dòng)會(huì)什么時(shí)候舉行還沒定。(引導(dǎo)主語從句)i dont know if he will come tomorrow.我不知道他明天是否來。(引導(dǎo)賓語從句)the problem is that i dont have enough money.問題是我沒有足夠的錢。(引導(dǎo)表語從句)語法系統(tǒng)梳理一二三2.引導(dǎo)狀語從句的從屬連詞有很多,

7、其類型見下表: 語法系統(tǒng)梳理一二三語法系統(tǒng)梳理一二三語法系統(tǒng)梳理一二三三、不能連用的三組連詞1.because(因?yàn)?,so(所以)不能同時(shí)出現(xiàn)在一個(gè)句子里,只能用其一。because nick was tired,he couldnt walk there.=nick was tired,so he couldnt walk there.因?yàn)槟峥死哿?所以他不能走到那兒了。2.(al)though(雖然),but(但是) 不能同時(shí)出現(xiàn)但though和yet可以同時(shí)出現(xiàn)在一個(gè)句子里(yet用作副詞)。though tom was tired,he still worked hard.=tom was tired,but he still worked hard.雖然湯姆累了,但他仍然努力工作。語法系統(tǒng)梳理一二三3.unless(除非),or(否則)不能同時(shí)出現(xiàn)在一個(gè)句子里,只能用其一。unless you try your