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九、连接词

1、连词的含义:连接 词与词、短语与短语、或引导从句的词叫连接词。 2、连词的分类:连词分为并列连接词和从属连接词两种。

1、并列连接词连接并列的词、短语、从句或句子。常见的并列连接词有:and(和),but(但是),or(或者,否则),nor(也不), so(所以), however(然而,无论如何),for(因为),still(可是),as well as(也),both..and...(...和...), not only ...but also...(不但…而且…), either… or…(或…或…),neither… nor…(既不…也不…)等。

2、从属连接词用于引导从句,常见的从属连接词有:

when(当?时候), while(正当?时候), after(在?之后), before(在?之前), since(自从), until(直到), although/though(虽然), if(假如), as(如?一样;由于), as …as…(和?一样), as far as(就?而言), as long as(只要), as soon as(一?就?), even if(即使), because(因为), unless (除非), than(比?), whether (是否?), in order that…(为了), so…that…(如此?以致), so that…(以便), now that…(现在既然), by the time…(到?时候), every time…(每当), as if…(仿佛),no matter when(或whenever)(无论何时),no matter where(或wherever)(无论在哪里)等。 [辨析]

(1) because、as、since、for的用法:because(因为)表示原因的语气最强,常表示必然的因果关系,从句一般放在主句后面;另外,回答why的问句只能用because. as(因为)表示一般的因果关系,语气比because弱,说明比较明显的原因,它引导的从句可以放在句首也可以放在句尾。since(既然)表示对方已经知道、无需加以说明的原因或事实。for(因为)是并列连词,语气较弱,用来补充说明理由或提供一种解释。如:He is not at school today because he is seriously ill.(他今天没有上学因为他病得厉害)/ As all of you have got here, now, let‘s go to the zoo.(既然大伙儿都到了我们就去动物园吧)/ I will ask Lin Tao to go with me since you are very busy.(既然你很忙我就叫林涛和我一起去吧)/ We must be off now for the match starts at 7:00.(我们得走了因为比赛在七点开始)

(2)if、whether的区别:表示“是否”时,if和whether同义,引导宾语从句,另外,whether还可以引导主语从句、表语从句(以及同位语从句)等名词性从句或者让步状语从句;而if还可以表示“如果”,引导条件状语从句, (主句与从句遵循主将从现的原则)。如:I don‘t know if/whether he will arrive on time.(我不知道他是不是会按时到达)/ I will ring you up if he arrives on time.(如果他按时到达我会给你打电话的) [注意]下列情况只能用不能用if:①引导主语从句,②引导表语从句,③引导从...whether............

句作介词宾语,④引导不定式短语,⑤引导让步状语从句,⑥在动词discuss之后,⑦在wonder / not sure之后,⑧在if与whether含义易混时。如:Whether it is a fine day next Sunday is still a question.(下个星期天是不是个好天还是个问题)(引导主语从句) / Please ask him whether to go there with a raincoat or not.(请问一下带不带雨衣去那儿)(作动词的宾语) / Hainan is the place to be, whether it‘s summer or winter.(海南是个该去的地方无论冬夏)(引导让步状语从句)/ Please let me know whether you need my help.(请告诉我你是否需要我的帮助)(引导宾语从句)(如果换成if则还可能表示“如果你需要我的帮助请告知”)

(3)while、when、as的用法区别:while常表示一个较长的动作,它引导的从句动作与主句的动作是只能是同时发生的、是平行的;when可以表示较短的动作也可以表示较长的动作,主句和从句的动作可以同时发生也可以先后发生;as与上两词同义,可替换while和when, 表示主句和从句的动作同时发生,常译为“一边……一边……”。如:Please do not trouble me while I am writing my homework.(我写作业时请不要打扰我)/ I‘ll go home when I have finished my job.(我干完了活儿就回去)(不是同时发生)/ They were running quickly across the road when they heard the sound of a truck coming.(他们正快速地穿过马路忽然听到了卡车开来的声音)/ As we walked in the dark street, we sang songs and talked loudly.(当我们在黑洞洞的街上走路时我们高声地唱歌说话)

(4)till/until与not…till/until的区别:前者表示一个延续性的动作,后者表示一个才开始的动作。如:I will stay here and watch the baby until you return.(我会呆在这里看着娃娃直到你回来)(stay这个动作一直进行到你return) / They won‘t go on working until they get what they think is reasonable.(他们要到获得了他们认为合理的东西时才会继续干下去的)

另外till与until基本可以互换,但是在句首时只能用until,不能用till. 如:Until the last minute of the match we kept playing.(我们坚持到比赛的最后一分钟)/ Not until he had finished his work did he go home.(直到做完工作他才回家)(倒装句)

(5)though与although的区别:两个词都表示“虽然”,均不可以与but同时使用,但在句中可加still或yet连用。although“尽管、虽然”仅作连词,比较正式,一般可以换为though; though“虽然、尽管、即使”,①还可以与even连用(=even if),表示“即使、纵然”,②作副词时意思是“然而、不过”,不能放在句首。③although不能放在句末,though则可以,用“,”隔开。如:He passed the exams although illness prevented him from going to classes.(尽管疾病使他无法上课但是他还是通过了考试)/ she won‘t leave the TV set,even though her husband is waiting for her for the supper(.她不愿离开电视机虽然丈夫在等她吃饭)/ It was a quiet party. I had a good time, though.(这是个不热闹的聚会尽管如此我还是玩得很开心) (6)prefer to…rather than…与prefer…to…的区别:prefer to…rather than…后面都是用动词原形,prefer…to…都是用动名词或名词。如:I prefer English to Japanese.(与日语相比我更喜欢英语)/ I prefer to learn English rather than learn Japanese. (与日语相比我更喜欢学英语) 初一连词联系:

1.I had to go to work by taxi_______ I got up late this morning.

A. so B. but C. and D. because

用and, but, so填空:

1. Jane didn’t work hard last term, _______ she failed many subjects. 2. I like playing badminton, _______ my sister doesn’t.

3. David got up early this morning, _______ he got to school on time. 4. Lucy bought a book on animals, _______ she liked it very much.

十、简单句

1、简单句的特点:简单句通常只由一个主语(或并列主语)和一个谓语(或并列谓语)构成。 2、简单句的种类:简单句一般分为陈述句、疑问句、感叹句和祈使句四种。 3、陈述句:

用来说明一个事实的句子叫陈述句。它有肯定式和否定式两种形式。 ▲陈述句的肯定式: He is a middle school student.(他是个中学生)/ I have a hammer in my hand.(我手上有把锤子)/ She teaches us geography.(她教我们地理)/ The new play was good enough and everybody enjoyed it.(新的话剧非常好大家都喜欢) ▲陈述句的否定式:

1)谓语动词如果是 be 、助动词、情态动词时,在它们的后面加“not”。如:My brother is not a teacher.(我的弟弟不是教师)/ He does not have a cousin.(他没有堂兄弟)/ I will not go there tomorrow.(明天我不去那儿)/ My mother is not cooking a meal in the kitchen.(我母亲现在不在厨房里做饭)/ You must not make such mistakes again.(你不该再犯类似错误了) / We haven‘t discussed the question yet(我们还没有讨论那个问题呢).

2)谓语动词如果没有上述词语而是其他动词时,须在它的前面加do not(don‘t).如: I

don‘t know anything about it.(此事我一无所知) / Li Ming does not feed pigs in the countryside.(李明不在农村养猪)/ We didn‘t expect to meet her right here.(我们没指望着在这里见到她)/ We didn‘t have a meeting yesterday afternoon.(昨天下午我们没有开会)

3)如果“have”作“有”讲,也可以在它后面加not构成否定式,其形式与have got的否定式相同。 如:I haven‘t (got) any brothers or sisters.(我没有兄弟姐妹) have 的否定形式:

① 当表示“有”的意思时,可以采用以下三种形式:have+not;do not+ have;

have+ no+ n. 如:I have not enough food to eat.= I do not have enough food to eat. =I have no enough food to eat. ② 当have为助动词时,用“have+ not”结构。如:I have not been toShanghai。 ③ 当have既不表示“有”,也不作助动词用时,用“do not+ have”结构。

I didn’t have breakfast this morning.

具体到反义疑问句中,则遵循以下原则:

a.当have表示“有”含义时,反意疑部问部分可以用have形式,也可以用do形式。

例如:

He has a book in his hand, hasn't he? He has a book in his hand, doesn't he?

b.当陈述部分的动词是have“有”的否定形式时,反意疑问部分是用have形式还是用do形式,取决于陈述部分的动词形式。例如: You haven't a car, have you?

You don't have any money with you, do you?

c.当have不表示“有”含义而表示其他含义时,反意疑问句则必须用do的形式。例如:

We had a good time in the vacation, didn't we?

He has his breakfast at seven everyday, doesn't he? You have to get up early tomorrow, don't you? [注意]

①句子中如果有all、both、very much/well等词时,用not一般构成部分否定,如果要完全否定,则通常使用none、neither、not…at all等;All of them went there.→None of them went there.(他们全都去了那里→他们全都没去那里)

②句子中含有little、few、too(太)、hardly、never、neither、nor、seldom等词时, 则视为否定句。如:Few people live there because life there is very hard.(几乎没有人生活在那里因为那里的生活太艰难了)

③陈述句(主语+谓语+其他)在口语中可以直接表示疑问,表示惊讶或明知故问。如:That‘s your boss?(那就是你的老板?!)

④陈述句一般情况下应使用正常的语序, 即:主语+谓语+其他。但是有时会倒装,详见“倒装句”。

⑤所有的从句一律使用陈述句语序,即在连接词后采用“主语+谓语+其他”的顺序。如:The old man told me that he would live here for ten more years before he returns home. (老人告诉我说他还要在这儿住几年然后回家)/ Could you tell me who you saw at the party last night?(能告诉我在聚会上你都看见了谁吗?)

4、疑问句:

▲一般疑问句:提问所述情况是否符合事实,要求用是还是不是,对还是错(用“yes”或“no”)来回答的疑问句叫做一般疑问句。

1)一般疑问句构成:句中谓语动词是be、情态动词时,则将它们(提前)放到主语前面。(即把主语和be,情态动词调换位置),即“be/情态动词+主语+----”如:Is he an engineer?(他是工程师吗?)/ Have you got today‘s newspaper? (你有今天的报纸吗?)(特殊情况)/ Shall we go to see a film this evening? (我们今晚去看电影好吗?)/ Can you explain it ?(你能解释它吗?)/ Is there any fish for supper?(晚饭有鱼吗?)/ Would you like to go out for a walk?(你想出去散步吗?)

谓语动词如果没有上述词语而是其他动词时, 则在主语前面加助动词do / does / did, 原来的谓语动词改为原形,即“do+主语+动词原形”。如:Do you get up at six every morning?(你天天早晨六点起身吗?)/ Does she study hard?(她学习努力吗?)/ Did you go there yesterday?(昨天你去那儿了吗?) 2)一般疑问句的回答:

一般疑问句通常用简略形式来回答。如:

Will you join us in playing basketball?(你加入我们打篮球好吗?)—Yes, we will.(是的我们会。)/ —No, we won‘t.(不我们不会。)

Have you got today‘s newspaper?(你有今天的报纸吗?)—Yes, I have .(是的有。)/ —No, I haven‘t.(不没有。)

回答时所用的时态应和问句里的时态一致。

[注意] 回答must或者may开头的疑问句要小心,参见情态动词有关内容。 3)一般疑问句的否定结构:be/助动词/情态动词+not+主语+---- 或:be/助动词/情态动词+主语+not+----如:

Will he not come?=Will not he come?(他难道不来吗?)/ Isn‘t your sister a Party member?=Is your sister not a Party member?(你的姐姐不是党员吗?)/ Don‘t you like the play?=Do you not like the play? 否定疑问句并不单纯的表示提问,它常带有强烈的感情色彩,而且完全式比简略式所表达的语气更强烈:

①常带有惊异,责难或赞叹的语气,如:Haven?t you read the newspaper? 你没看过这份报纸?②有时暗示提问者期待着肯定的回答,如:Shouldn?t we start now? 我们是不是该动身了? Wasn?t it an interesting film? 那部电影不是很有趣吗? ③有时表示邀请或建议,如:Wouldn?t you go with me? 你不和我一起去吗?Won?t you have a cup of coffee? 你不喝杯咖啡吗?

注意:这种否定结构的疑问句的回答与汉语的习惯不同。如果回答是肯定的,就用“yes+肯定结构”;如果回答是否定的,就用“no+否定结构”。(情况与反意问句类似。)如:

Can‘t he answer the question? (他不能回答这个问题吗?)

—Yes, he can.(不,他能回答这个问题。) —No,he can‘t. (是的,他不能回答这个问题。)(不管怎么问,如果事实上是“是的”,则用yes,如果事实上“不是,不能做某件事的”,则说“no”。

▲特殊疑问句:询问其语句中所缺失的部分,或者说,是要求得到暂时不知道的信息:什么,哪里,怎么样,多少,等等。

特殊疑问句是提问实质内容的(要求得到有实质内容回答的,而不简单的回答是否)。特殊疑问词,就是用来代替句子中缺失的东西——你要询问的东西的。 What + is it?

Who + is your teacher?

从这里也看到了,不管从语法角度,还是实际理解角度,如果单是后面的一般疑问句,它是不完整的。

1)特殊疑问句结构是:疑问词+ 一般疑问句+-----? 疑问代词 除who以外的疑问代词短语 +一般疑问句+? 疑问副词 如:What do you want?(你要什么?)/ Who(m) are you looking for ?(你在找谁?)/ Whose magazine is this?(这是谁的杂志?)/Which class are you in?(你在哪班?)/ When did you get up this morning?(你今早什么时候起身的?)/ Where have you been?(你到哪儿去了?)/ Why did he go to bed so early?(他为什么这么早睡觉?)/ How did you go there?(你是怎么去的那儿?) 非重点,可以省略:但是,―who‖引出的询问主语或主语部分相关词的特殊疑问句的

结构与陈述句词序相同:如:Who is dancing over there?(谁在那边跳舞?),Who dances best in your class? 班级里谁跳舞最好?

有时“what‖,“which‖,“whose‖也可以引出与陈述句词序相同的特殊疑问句。如:What is on the wall?(什么东西在墙上?/墙上有什么?)/ Which is yours?(哪个是你的?)/ Whose book is in your bag?(谁的书在你的书包里?)(谓语动词是be时) [注意]从陈述句改为特殊问句时,先将剔除掉划线部分的句子改为一般问句,再将(划线)提问部分更改为疑问词置于句首,特别要注意助动词的使用!如果只对主语或主语的修饰词提问,那么只需要将疑问部分改为疑问词即可。 2)常用疑问代词和疑问副词:

疑问代词: who, whom, whose, which, what, 疑问副词: when, where, why, how, how构成的短语:how many (多少个) (独立用;或跟可数名词), how much (多少) (独立用;或跟不可数名词), how old (多大年纪), how far (多远), how often (多常),how long (多久,多长), how soon (多久以后),how many times (多少次),等等。

3)特殊疑问句有时也用否定式。如:Why don‘t you ask Jim instead?(常缩略为Why

not…?) (你为什么不转请Jim呢?)

4) 特殊疑问句疑问部分有时可以有两个以上的疑问词。如:When and where were you born? (你是何时何地出生的?)

5) 疑问词如果是介词的宾语, 则该介词可以在句首,也可以在句尾。如:What do you want a computer for? = For what do you want a computer? (你干嘛要一台电脑呢?)

▲反意疑问句: 反意疑问句表示对陈述句所说的事实提出相反的疑问,要求对方用“yes”

或“no”来进行回答。

1) 构成:陈述句+附加问句。由两部分组成:前一部分是陈述句,后一部分是疑问句,

它是由be ,have, 助动词或情态动词+主语构成。如果陈述句是肯定结构,反意疑问句须用否定结构;反之,陈述句如果是否定结构,反意疑问句须用肯定结构。反意疑问句的两部分, 必须保持人称和时态的一致;反意疑问句的回答有时会和汉语不同。 陈述句部分 附加问句部分 注 意 点 否定的简短一般问当陈述句部分含有“是”动词、(“有”肯定陈述句 句 动词)、情态动词和助动词时,简短问句中肯定的简短一般问沿用该词;否则就使用do/does//did. 否定陈述句 句 如:He is old, isn‘t he? (他老了不是吗?) / The man went away, didn‘t he? (那个男人走开了不是吗?) / He isn‘t old, is he? (他不老是吗?) / He never went there, did he? (他从没有去过那里是吗?) 2) 反意问句的回答:

无论哪种形式的反意问句,回答时要遵循:“Yes,+肯定式”或者“No,+否定式” 如:The man went away, didn‘t he?(那人走开了,不是吗?)

——Yes, he did.(是的,他走了。)/ No, he didn‘t.(不,他没有走。) The man never went there, did he?(这人从来不去那里,是吗?) ——Yes, he did.(不是呀,他去的。)/ No, he didn‘t.(是呀,他不去。)

特殊句型:

1.祈使句。祈使句后一般加上will you或won?t you构成反义疑问句,用will you多表示“请求”,用won?t you多表示提醒对方注意。例如:

let引导的祈使句有两种情况:①let?s---,后的反义疑问句用shall we或shan?t we。如:Let?s go home, shan?t we? 回家吧,好吗?②let us/me--- 后的反义疑问句用will you或won?t you。如:let me have a try, won?t you?

其他祈使句都用will you或won?t you回答。

2.反意疑问句的陈述部分含有由un-, im-, in-, dis-, 等否定意义的前缀构成的词语时,