怎么判断形势主语后加不定式与动名词还是动名词

非谓语动词什么时候用不定式,过去分词或者ing形式?如果自己想用英文说句话,要用到一个动词,怎样判断这个动词后用动词不定式,动名词还是其他词?如 i hope to see you this evening.i am thinking of get_百度作业帮
非谓语动词什么时候用不定式,过去分词或者ing形式?如果自己想用英文说句话,要用到一个动词,怎样判断这个动词后用动词不定式,动名词还是其他词?如 i hope to see you this evening.i am thinking of get
非谓语动词什么时候用不定式,过去分词或者ing形式?如果自己想用英文说句话,要用到一个动词,怎样判断这个动词后用动词不定式,动名词还是其他词?如 i hope to see you this evening.i am thinking of get a bookhe had his wallet stolen on the bus.这三句中的非谓语.为什么用的不同?比如不定式和现在分词都可以在时态上表正在进行.(to be think和thinking),为什么第二句要用thinking
非谓语动词解题策略 1) 正确判断非谓语动词 这类题一般出现在独立主格结构中,如果在选项与句子之间没有连词,则说明,所选为独立主格结构,既名词或主格代词 + 分词. All things ______, the planned trip will have to be called off. A. considered B. be considered C. considering D. having considered (1998.6) 句子没有连词,说明所选结构不属于从句,那么就是独立主格做状语,根据动词与其逻辑主语之间的关系为动宾关系,答案应该是A. ____, a man who expresses himself effectively is sure to succeed more rapidly than a man whose command of language is poor.(1997.6) A. Other things being equal B. Were other things equal C. To be equal to other things D. Other things to be equal 做状语的可以是从句,但B的结构是虚拟条件,与这里不符,不表目的,C不对,不表将来,独立主格中非谓语动词不能是不定式,答案为A. 4) 判断动名词复合结构的方式 主语位置上,或动词、介词后的"名词代词 + 非谓语动词",如果表示的是一个事件则是动名词复合结构,而不是"名词 + 定语.请看以下各例: He insisted on the windows _____ open while he was sleeping. A. left B. being left C. leaving D. be left insist on后不接从句,D可以排除.这里表达的是坚持要求"开着窗子睡觉",所以应该是动名词复合结构,答案为B. The road __________ caused us to be for our work for half an hour. A. blocked B. was blocked C. blocking D. being blocked 做主语的表示上班迟到的原因,自然应该是"交通堵塞",而不是"被堵的道路",所以还是动名词复合结构,答案为D. The concerned mother thrilled at the news of his son _________ to college. A. had been admitted B. admitted C. having been admitted D. having admitted 消息表达的应该是个事件,说明不是"被录取的孩子",介词of后不可能接从句,说明of后为动名词的复合结构,答案是C. 3) 注意分析非谓语动词与其逻辑主语之间的关系 正确判断非谓语动词与起逻辑主语之间的关系是正确选择非谓语动词形式的保证,不管是做什么成分的非谓语动词都体现以下特点: 如果非谓语动词与逻辑主语之间是主谓关系,则用现在分词; 如果非谓语动词与逻辑主语之间是动宾关系,则用过去分词; 如果表示将来,则用动词不定式. 这是非谓语动词运用的基本原则,然后再根据其不同的作用,掌握其更细的规则.如: (1)做定语时 做定语的可以是动名词、分词或不定式.动名词做前置定语,所构成的大多为固定短语,四级考试一般不涉及.主要考查分词和不定式做定语.分词或不定式做定语一般做后置定语. ① The project ____ by the end of 2000, will expand the city's telephone network to cover 1,000,000 users. A. accomplished B. being accomplished C. to be accomplished D. having been accomplished ② Hard work ____ on time will lead to better grades.(1995.1) A. done B. be done C. having done D. to have been done ③ As early as 1647 Ohio made a decision that free, tax-supported schools must be established in every town _____ 50 households or more.(1998.1) A. having B. to have C. to have had D. having had ④ Those _____ to the conference were mostly famous scientists. A. invited B. were invited C. inviting D. to invite 做定语的非谓语动词有一下几种形式: "doing 结构":分词与中心词之间是主谓关系,表示正在进行,或状态.如③ "being done结构":分词与中心词之间是动宾关系,表示被动和正在进行,如:No one is to enter the buildingbeing repaired. "to be done结构":不定式与中心词之间是动宾关系,表示将来和被动,如①. "done结构":分词与中心词之间是动宾关系,表示被动、完成或一般,如②④. "to do结构":不定式与中心词之间是主谓关系,表示将来.如:The professor to give us a speechtomorrow is said to have compiled many scientific works. 完成形式不能做定语,包括分词的完成形式和不定式的完成形式. (2)做状语 做状语的可以是不定式,也可以是分词.大体结构有: "doing 结构":分词与句子主语为主谓关系,表示与谓语动词同时发生,或基本上同时发生,或是同时存在的状态.如: ______ the earth to be flat, many feared that Columbus would fall off the edgeof the earth. A. Having believed B. Believing C. Believed D. Being believed "done结构":只要分词与句子主语间是动宾关系就可以用过去分词,可以表示完成,可以表示正在进行,也可以表示条件.如: _______ in this way, the situation doesn't seem so disappointing. A. Too look at B. Looking at C. Looked at D. To be looked at (2000.1) He came in, followed by a group of reporters. "having done结构":分词与句子主语是主谓关系,切发生在谓语动词之前.Having seen the film already,I declined his invitation to go to the cinema. "having been done结构":该结构表示完成被动,即分词与句子主语之间是动宾关系,切发生在谓语动词之前.如:Havingbeen showed many times, he still didn't understand the operation of the machine. "to do 结构":这是不定式结构,在句中可以做目的状语,也可以做结果状语,但不定式动作总是发生在谓语动词之后.如: _______ a teacher in a university, it is necessary to have at least a master's degree. A. To become B. Become C. One becomes D. On becoming 表结果时一般为固定结构,如too …to…, enough to….,或是表示出乎意料的结果,常可加构成only to的结构.如: I did what I could to comfort her only to make her cry even more. The next day, she woke to find herself in hospital. "being done结构":该结构表示被动与正在进行,一般置于句首,表示原因.如:Being chased by some spies,he hid himself in the grass. (2)做表语 测试中对表语的考查主要侧重在现在分词与过去分词的区别上,所以对于做表语的非谓语动词,主要看分词与句子主语之间的关系.做表语的分词一般只有doing和done两种形式.现在分词表示做表语的与主语是主谓关系;过去分词表示做表语的与主语之间是动宾关系.根据使用规律,如果主语是无生命名词,则表语分词为现在分词;如果主语是有生命名词,以过去分词居多,但也可以用现在分词,但意思不同.如: How disappointed he felt at the result of the election. (他感到失望) How disappointing he is. He should have failed in such an election. (他令人失望) 可接表语的系动词很多,除be外还有remain, feel, look, appear, seem, get, become, go. (3)做补足语 一般做宾补的非谓语动词动词的形式选择与其它成分中的非谓语动词形式选择规则基本相同. doing结构:分词与宾语构成主谓关系,表正在进行. When I caught him ____ me I stopped buying things there and started dealing with another shop. A. cheating B. cheat C. to cheat D. to be cheating done结构:分词与宾语构成动宾关系,表示被动与完成. Don't get your schedule _____;stay with us in this class.(1996.1) A. to change B. changing C. changed D. change to do 结构:不定式表示将来,如wish somebody to do, expect somebody to do, arrange for somebodyto do等等. being done结构:表示被动和正在进行, watch the flag being raised Corn originated in the New World and thus was not known in Europe until Columbus found it _____ in Cuba.(2000.1) A. being cultivated B. been cultivated C. having cultivated D. cultivating to be done结构:用语表示将来与被动,一般用语主谓关系时可用to做宾补的动词后,如:want something to be done, ordersomething to be done 完成形式不能做宾补. 4) 注意分析非谓语动词做什么状语 不同的状语对非谓语动词的要求不同,如表示目的只能是不定式,另外,测试中也常有选择非谓语动词前连词的试题.因此,同学们应注意根据状语与句子间的关系,判断连词的使用.5) 注意不定式的特殊句式 不定式在做定语和做状语时都有其特殊句式,注意这些句式的特点,考试中就会少走一点弯路.如: have something to do类: 这类结构相当于汉语的连动结构,即"有事要做","买东西吃","借书看"等. a room in which to live类: 该类结构是a room to live in 的变体.但如果不熟悉这个结构,考试中则难以决断.如: You will want two trees about ten feet apart, from _____ to suspend your tent.(1998.1) A. there B. them C. which D. where The professor could hardly find sufficient grounds _____ his arguments in favor of the new theory.(2000.6) A. to be based on B. to base on C. which to base on D. on which to base the first to do 该结构表示如果名词前有序数词、形容词最高级或序数词、最高级本身做名词用,其后应不定式做定语. the ability to do 该结构表示,形容词变了的名词后用不定式做定语. the need to do 该结构表示由动词变来的名词后用不定式做定语. the way to do 该结构表示,在一些特定的名词后面常用不定式做定语,应注意记忆,如means, reason, time, pressure, moment. 6) 熟记固定搭配,分清不定式与to加动名词 其实容易产生不定式符号与介词混淆的只是为数不多的某些句式,只要平时注意积累即可. prefer doing something to doing something look forward to doing something be used to doing something (习惯于做某事) stick to doing something object to doing something/ have objection to doing something be opposed to doing something admit/confess to doing something I have no objection _____ your story again.(2000.6) A. to hear B. to hearing C. to having heard D. to have heard The man in the corner confessed to ________ a lie to the manager of the company. A. have told B. be told C. being told D. having told 从出题人的心理来看,如果有to do something和 to doing something的对比项,一般答案是to doing something. 7) 分清宾补的类别 (1)感官动词后的宾补可以是 doing, do, done, being done的结构,其中being done 只用于少数动词后面, 如find, smell, feel等. (2)have somebody do something 让某人做某事 have somebody doing something 让某人一直做某事 won't have somebody do something 不许某人做某事 have something done 使某事被做 have something + ving 让……一直…… (3)catch,smell,keep,set,等只能接doing的结构,表示主动和正在进行. (4)leave somebody doing something 让某人一直做某事 leave something undone 使某事只做了一半 leave something to be done 事情有待于解决 leave somebody to do something让某事做某事,表示将来 (5)with somebody to do something宾补与宾语是主谓关系,表示将来. with somebody doing something 宾补与宾语之间是主谓关系,表示正在进行. with something to do 宾补与宾语间是动宾关系,表示将来,动作执行者在句中找的着. with something to be done宾补与宾语是动宾关系,表示将来,但动作执行者在句中找不着. with something done 宾补与宾语之间是动宾关系,表示完成. 8) 注意下列结构中非谓语动词的体 pretend/appear/seem/happen/ be said to do something 不定式动作一般为状态动词,也可是终止性动词,表示与谓语动词同时存在或发生. pretend/appear/seem/happen/ be said to have done something 不定式动作发生在谓语动词之前. pretend/appear/seem/happen/ be said to be doing something 不定式动作与谓语动词同时进行 9)熟记哪些动词后接不定式,哪些接动名词,如果两者都可,又有什么差别. 既可接不定式,又可接动名词,用法有别的动词常考的有: forget,remember, regret, mean, try等. 10)注意want/need/require表示"需要"时的特殊句式 want/need/require表"需要"时,后接主动的动名词或被动的不定式,即doing 或to be done的形式.不可混淆.
非谓语的TO DO 形式一般具有将来的意义,be doing 形式强调正在进行,过去分词一般都有被动的意义,你给的三句例句,第一句主要还是根据hope to do sth,的固定句型来看,第二句表示正在考虑,第三句是have sth done 的句型表示某人使某物被怎么样,和have my hair cut的意义是一样的。非谓语动词的to do形式通常是与固定的句型相联系的,比如have...
第一句hope后面只能用接不定式或从句。第二句be后面接V-ing时表示进行。be动词后面也可以用动词不定式或过去分词,但是be to do表示将来,be done为被动语态。另外,上面句子有误,应为I'm thinking of getting a book,因为of是介词,后面只能用名词、代词或V-ing形式。第三句使用have sth done结构,have是使役动词,后...怎么判断形势主语后加不定式还是动名词_百度知道
怎么判断形势主语后加不定式还是动名词
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形式主语后为动词不定式的范围比较广,因此给你总结一个形式主语后为动名词的范围,除此之外其余都用动词不定式就可以了。形式主语后为动名词(即动名词作真正主语),取决于表语:当表语为以下单词: a wast of time等(规律:全都是表示“某事没有意义”的单词),用动名词。例如:It's a waste of time waiting for him.除以上情况,用动词不定式。
to do是不定式,ing结尾的是动名词短语
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考研英语疑难解析之形式主语与形式宾语:英语中不定式、动名词、主语从句在作主语时主语往往显得很长,使整个句子看上去有点头重脚轻,这样就借助“it”来作形式上的主语,而把真正的主语移到句子后边去,使全句结构上前后平衡。 “it”并无实际意义。
It作形式主语和形式宾语,虽然是我们高中就学过的语法点,但在考研英语题型中,无论是在阅读还是翻译,常会考查该知识点。 一.it作形式主语。 英语中不定式、动名词、主语从句在作主语时主语往往显得很长,使整个句子看上去有点头重脚轻,这样就借助&it&来作形式上的主语,而把真正的主语移到句子后边去,使全句结构上前后平衡。 &it&并无实际意义。It之后的谓语部分,可以是be+形容词,be+名词(词组),或be+过去分词等。 1.不定式做真正主语 例句1:If you are part of the group which you are addressing, you will be in a position to know the experiences and problems which are common to all of you and it&ll be appropriate for you to make a passing remark about the inedible canteen food or the chairman&s notorious bad taste in ties. (2002 Text1) 【结构分析】本句包含由and连接两个并列分句。第一个分句主干为you will be in a position,不定式to know the experiences and problems 做定语,修饰position,其中which引导定语从句,修饰the experiences and problems。第二个分句为it&ll be appropriate for you to &,其中it作形式主语,真正的主语为不定式to make a passing remark about&。 【参考译文】如果你是你谈话听众中的一员,你就能够了解你们所共有的经历和问题,而且你也可对餐厅极难吃的食物或者领导在选择领带方面差劲的品味进行评头论足。 例句2:Just as on smoking,voices now come from many quarters insisting that the science about global warming is incomplete, that it&s OK to keep pouring fumes into the air until we know for sure。(2005 Text2) 【结构分析】本句的主干是voices come from&,现在分词短语insisting&作voice的后置定语,insiste后接两个 that引导的宾语从句,分别为that the science about global warming is incomplete和that it&s OK to keep pouring fumes into the air until we know for sure,第二个that从句中,it是形式主语,真正的主语由不定式短语充当,until we know for sure为时间状语从句。 【参考译文】就像吸烟问题一样,来自不同领域的声音坚持认为有关全球气候变暖的科学资料还不完整。在我们证实这件事之前可以向大气中不断地排放气体。 2.主语从句做句子真正主语 主语从句做句子真正主语,其结构组成一般是&形式主语it +谓语+ 关系连词+从句&。 例句1:Further more,it is obvious that the strength of a country&s economy is directly bound up with the efficiency of its agriculture and industry, and that this in turn rests upon the efforts of scientists and technologists of all kinds. (2000-72) 【结构分析】本句主干为it is obvious that&,其中it是形式主语,真正的主语为and连接的两个that引导的名词性从句that the strength of a country&s economy is&和that this in turn rests&。第一个主语从句中,代词its指代 country&s;第二个主语从句中,this指代 efficiency of its agriculture and industry。 【参考译文】再者,显而易见的是一个国家的经济实力与其工业生产效率密切相关,而效率的提高又有赖于各种科技人员的努力。 例句2:It&s not obvious how the capacity to visualize objects and to figure out numerical patterns suits one to answer questions that have eluded some of the best poets and philosophers。(2007Text2) 【结构分析】本句中It为形式主语,真正主语是其后how引导的主语从句,how the capacity suits one to answer questions,两个不定式结构to&作capacity的后置定语, questions后面的that引导定语从句,关系代词that在从句中作主语。 【参考译文】人们非常不清楚的是:(智商考试)这种在心里想象物体的形状或数字模式的能力,怎么能回答一些已经困惑了最优秀的诗人和哲学家多年的问题呢? 3. 动名词做真正主语 这类句子常见结构为It's +n.(名词或名词短语)/adj.(形容词)+ doing sth.。 1)下列形容词后常用动名词作真正主语:nice, good, useless, hard, foolish, enjoyable, worthwhile等。例如:  It is nice talking to you. 跟你交谈真是愉快。 2)下列名词或名词短语作表语时常用动名词作真正主语:use, good, fun, a waste of, job, task等。例如:  It's a waste of time doing this. 这样做是浪费时间的。  It's no good /use doing that. 那样做没好处(没用)。 二.it作形式宾语 不定式、动名词或从句在句中做宾语时,由于该宾语成分过长,为保持句子平衡,常使用it做形式宾语,将真正宾语置于句后。这时,it也无实际意义。这种情况通常只用于能带以名词或形容词作宾语补语的动词后面,比如think,make,find,consider,feel,suppose等。 例句1:The explanation for insensitivity to smell seems to be that the brain finds it inefficient to keep all smell receptors working all the time but can create new receptors if necessary。(2005完形) 【结构分析】本句的主干为主系表结构The explanation&seems to be&,表语部分由that引导的表语从句充当。在此从句中,使用了find it +adj.+to do 结构,it是形式宾语,真正的宾语由不定式短语充当。but并列了the brain后的两个谓语finds it inefficient to keep&和 can create new receptors if necessary。 【参考译文】对气味的不敏感似乎可以这样解释,大脑发现让所有的气味感觉器官一直工作效率会很低,但在需要的时候仍可以创造新的感觉器官。
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  非谓语动词 知识讲解 动词不定式与动名词做主语时的区别
  To&do与Doing开头做主语有什麽区别???
  2544717
To&do与Doing开头做主语有什麽区别???
答:同学,你要问的是动词不定式与动名词做主语时的区别吧?二者区别不大,仅提供如下供参考:
1)不定式作主语一般表示具体的某次动作。
To&complete&the&30&storied&building&in&one&year&was&quite&a&difficult&task.
2)动名词作主语一般表示泛指意义的行为。(这时也可用动词不定式)
Seeing&is&believing.眼见为实。
注意:
1)当主语较长,谓语较短时,常用it做形式主语,而将不定式放到谓语的后面。
It&is&important&for&modern&young&people&to&master&at&least&two&foreign&languages.
2)在It’s&no&use(或good,&need)…或It’s&useless(或worthwhile)…等结构中,常用动名词作真正的主语:It&is&no&use&sending&him&over.派他去没用。
3)在There&is&no&+v.-ing…结构中,常用动名词作主语:
There&is&no&joking&about&the&matter.这事开不得玩笑。
4)比较状语从句里的主语用动词不定式还是用动名词,取决于主句里主语的形式:
It’s&easier&to&read&a&foreign&language&than&to&speak&it.
Reading&a&foreign&language&is&easier&than&speaking&it.阅读外语比讲外语容易。
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& 教学参考:解析动词不定式的逻辑主语
教学参考:解析动词不定式的逻辑主语
17:08& 英语通
  在英语中,动词不定式的使用相当广泛,不定式可以有自己的主语,称为逻辑主语(logical subject)。不定式的逻辑主语可以是句子的主语、宾语或者可以从其它成分中找到。在英语教学中这类语法现象常常出现,现将动词不定式作逻辑主语的用法试论如下:
  一、 动词不定式带逻辑主语的情况
  动词不定式不能在句中单独作谓语。因此,没有语法上的主语,但由于动词不定式可表示一种动作或状态,所以就应有动作的执行者和体现者。这种意义上的主语叫逻辑主语。一般来说,动词不定式的逻辑主语在句中是可以找到的。
  1. 在动词不定式的复合结构,即“介词for+宾语代词或名词+动词不定式”结构中,for后的代词或名词的形式是不定式的逻辑主语。例如:
  It's very important for us to study English well. 对于我们来说学好英语是很重要的。
  2. 在“It's+形容词 (good, kind, nice, foolish, clever, polite, rude, stupid, wish...)+of结构+动词不定式”结构中,of后的代词或名词在形式上是不定式的逻辑主语。例如:
  It's very kind of you to tell me. 你来告诉我真的太好了。
  3. 在“主语+谓语+宾语补足语(动词不定式)”结构中,其逻辑主语一般是句子的宾语。例如:
  They persuaded me to adopt the new method. 他们说服我采用新的方法。
  但有时遇到逻辑主语含糊的情况要视上文具体而定。
  I'll go to work right now, will you please help me to clean the room? 我马上去上班,请你帮我打扫一下房间好吗?
  句中to clean the room的行为绝不会是“我”,要么是“你”和“我”的结合,要么完全由“你”来承担。
  4. 动词不定式(短语)作为及物动词和宾语时,其逻辑主句是句子的主语。例如:
  He finally decided to teach the thief a lesson. 他最后决定教训一下那个小偷。
  5. 不定式的逻辑主语大都是句子的主语,但是如果句子中谓语动词是send, bring, take等时,表示目的的不定式的逻辑主语往往是动词的(指人的)
  宾语。例如:
  He'll bring a worker to repair the water-pipes. 他将带一个工人前来修理水管。
  6. 动词不定式作宾语的逻辑主语可采用以下几种情况来确定。
  ①动词不定式与被修饰词之间有一种动宾关系时,其逻辑主语一般为句子的主语。例如:
  My mother always has a lot housework to do. 我的母亲总有许多家务要做。
  ②有时候句中的间接宾语是逻辑主语。例如:
  Would you please give me a cup of water to drink? 你能给我一杯水喝吗?
  ③当动词不定式与被修饰词是主谓关系时,其逻辑主语就是该动词不定式所修饰的名词。例如:
  Who was the first one to go out of the office? 谁是第一个离开办公室的人?
  ④当动词不定式与被修饰的词之间是动状关系时,一般来说,动词不定式的逻辑主语为句子的主语。例如:
  His sister has a new room to live in. 他的妹妹有一间新房居住。
  7. 当动词不定式作(目的、结果、原因等等)状语时,动词不定式的逻辑主语为句子的主语。例如:
  I stayed there to see what would happen. 我留在那里看看会发生什么事。
  二、动词不定式逻辑主语的句子中不出现的几种情况
  1. 当动词不定式表示泛指动作或状态,而不特别强调动作的发出者时。例如:
  To remember this rule is very important. 记住这条规则是很重要的。
  2. 动词不定式作定语、表语、状语或作某些形容词后的状语,表达的意义是泛指时,其逻辑主语也有不出现的情况。例如:
  The important thing is to save lives. 救人最要紧。
  3. 有时不定式的逻辑主语,句子本身反映不出,但在上下文中可以找到。例如:
  To tell such a secret to others, you are a fool. 把那样一个秘密告诉给别人,你真是个傻瓜。(to tell...的逻辑主语是下一句中的you。)
  4. 动词不定式用作插入语时,其逻辑主语常不出现。例如:
  To be frank, you will fail the examination. 坦率地说,你考试及不了格。
  (文/余启才; 英语辅导报高中教师版 04~05学年度第17期;版权归英语辅导报社所有,独家网络合作伙伴新浪教育,未经许可,不得以任何形式进行转载。)
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