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非谓语动词用法精讲动词不定式与被动语态的用法

非谓语动词用法精讲动词不定式与被动语态的用法

非谓语动词用法精讲动词不定式与被动语态的用法动词不定式是非谓语动词的一种形式,可以用来表示动作、状态、目的、结果等,并且在句子中可以作主语、宾语、表语、定语等成分。

本文将对动词不定式的用法进行精讲,并探讨与被动语态的关系。

一、动词不定式的基本形式动词不定式的基本形式是由“to + 动词原形”构成,如:to eat,to play,to sleep等。

根据句子的需要,动词不定式可以进行时态的变化、情态动词的变化和宾语的变化。

1. 动词不定式的时态变化动词不定式能够表达的时态有现在时、过去时和将来时。

以动词“to study”为例,其时态变化如下:现在时:to study(一般现在时);to be studying(进行时);to have studied(完成时);过去时:to have studied(一般过去时);to have been studying(过去进行时);将来时:to be going to study(将来时);to be about to study(即将发生)。

2. 动词不定式与情态动词的变化情态动词与动词不定式联用时,情态动词的形式保持不变,而动词不定式则仍保持原来的基本形式。

如:I can swim.(我会游泳。

)She must be careful.(她必须小心。

)He should apologize.(他应该道歉。

)3. 动词不定式作宾语动词不定式常常作为动词的宾语,说明动作或状态的对象。

常见的动词有want, hope, decide, plan, try, like等。

如:She wants to learn Chinese.(她想学中文。

)I hope to visit Beijing next year.(我希望明年去北京。

)4. 动词不定式作表语动词不定式还可以作表语,说明主语的身份、职业、爱好等。

如:Her dream is to be a teacher.(她的梦想是成为一名教师。

不定式被动语态

不定式被动语态

动词不定式三注意动词不定式是动词的非谓语形式之一,常由“to + 动词原形”构成,可在句中作主语,表语,宾语,宾语补足语,状语等。

今天,咱们主要谈谈关于它的三个要多加注意的方面。

1.作宾语的动词不定式何时省略to我们知道,像ask, want, invite, wish, expect, warn 等动词后常接带to 的动词不定式作宾语补足语。

那什么时候把to省略呢?常见的有“一感二听三让四看半帮助”几种情况。

即feel sb do sth; listen/ hear sb do; make/ let/ have sb do sth; look at/ see/ watch/ notice sb do sth; help sb ( to ) do sth。

如:I often hear Molly sing songs in her room. 我经常听见莫利在她的房间里唱歌。

Don’t make him stand outside. 别让他在外边站着了。

【知识拓展】①若表示“看到/听到/感觉到某人正在做某事”,则用see/ hear/ feel sb doing sth.如:I can hear someone singing at the door. 我能听见有人正在问口唱歌。

②在被动语态中,这些不定式中被省略的to要还原。

如:He was made to do more work. 他被要求做更多的工作。

She was seen to play basketball. 他被看见在打篮球。

2.疑问词+不定式不定式可以和疑问词what, how, when, where 等连用,共同作句子的宾语或表语等,但此时不定式一定要放在疑问词的后面。

如:Can you show me how to turn off the computer?你能让我看看如何关电脑吗? (how to do sth 作宾语)Where to spend the weekend hasn’t been decided yet.去哪里度过周末还没有被决定出来呢。

动词不定式的被动语态要点归纳

动词不定式的被动语态要点归纳

动词不定式的被动语态要点归纳1. 一般来说,如果动词不定式的逻辑主语是动作的执行者,动词不定式用主动式;如果动词不定式的逻辑主语是动作的承受者,动词不定式用被动式。

如:He gave orders for the work to be done at once. 他下令那项工作要立刻完成。

〔“work〞为动词不定式的逻辑主语,“to do〞这个动作不是逻辑主语发出的,故动词不定式要用被动式〕He ordered us to do the work at once. 他命令我们立刻完成那项工作。

〔“us〞为动词不定式的逻辑主语,“to do〞这个动作是逻辑主语发出的,故动词不定式用主动式〕2. 在“主语+ be + 形容词或某些名词+ 动词不定式〞构造中,常可看作是省略了动词不定式的逻辑主语for sb 构造,故动词不定式用主动式。

如:The car is difficult (for us) to repair. 这辆汽车很难修理。

The book is great fun (for us) to read. 这本书读起来很有趣。

She is not easy (for us) to get along with. 她不大容易相处。

3. There be 构造后面的动词不定式用主动语态或被动语态均可;有时意义有所不同,应根据特定的语境来确定其形式。

如:There is a lot to do / to be done today. 今天有很多事要做。

There is nothing to do now. 现在没什么事可做。

There is nothing to be done now. 现在没有什么方法。

4. 动词不定式作定语时,如果句子的主语或宾语是动词不定式的逻辑主语,该动词不定式用主动式。

如:He has two letters to write tonight. 他今晚有两封信要写。

〔“He〞为动词不定式的逻辑主语〕You have given me much to read. 你让我看的东西已经很多了。

熟悉并掌握动词不定式的被动形式

熟悉并掌握动词不定式的被动形式

熟悉并掌握动词不定式的被动形式动词不定式是英语中的一种非谓语动词形式。

它没有时态和人称的变化,常由"to"加上动词原形构成。

在使用动词不定式时,我们经常会遇到其被动形式。

掌握动词不定式的被动形式能够使我们的语言表达更加准确和丰富。

本文将介绍动词不定式的被动形式的用法和例句,并提供一些练习来巩固学习成果。

一、被动形式的构成动词不定式的被动形式由“to be + 过去分词”构成。

其中,“to be”根据时态和主语的人称进行变化。

过去分词则根据动词的规则变化形成。

例:- 现在被动形式:to be + 过去分词,e.g. The car is designed by a famous engineer.- 过去被动形式:was/were + 过去分词,e.g. The book was written by a renowned author.- 将来被动形式:will be + 过去分词,e.g. The work will be completed by tomorrow.二、被动形式的用法动词不定式的被动形式在语言表达中起着重要的角色,常用于以下几种情况:1. 表达被动意义:动作的承受者或执行者可能不明确或者不重要。

例:- The house needs to be repaired. (房屋需要修理)- The letter is supposed to be sent today. (这封信应该今天寄出)2. 用于被动不定式的被动语态例:- He wants to be invited to the party. (他希望被邀请参加派对)- The project seems to be completed on time. (这个项目看起来能按时完成)3. 作为宾语补语例:- She likes to be admired. (她喜欢被人赞美)- They consider him to be guilty. (他们认为他有罪)4. 用于模态动词后的被动形式例:- The work must be done carefully. (这项工作必须小心进行)- They should be guided by experienced teachers. (他们应该由有经验的老师指导)三、动词不定式被动形式的练习为了更好地掌握动词不定式被动形式的用法,以下是一些练习题,供大家练习:1. 将下列主动形式的句子改写为被动形式:- She wanted to eat the cake.- They expect to win the game.- He likes to watch movies.2. 根据句意,选择合适的动词不定式被动形式填空:- The concert ______ (cancel) due to bad weather.- The car ______ (repair) by a professional mechanic.- I hope to ______ (invite) to the party.3. 用动词不定式的被动形式填空:- The letter needs ______ (post) as soon as possible.- The children were asked ______ (be) quiet.- The teacher wants the homework ______ (complete) before Monday.四、总结掌握动词不定式的被动形式对于提高英语语言表达的准确性和丰富性至关重要。

动词不定式的主动与被动形式

动词不定式的主动与被动形式

动词不定式的主动与被动形式动词不定式是一种非谓语动词形式,它由动词原形加上不定式符号“to”构成。

在英语中,动词不定式的形式可以分为主动和被动两种形式,分别用来表示动作的主动或者受动关系。

本文将重点探讨动词不定式的主动与被动形式及其用法。

一、动词不定式的主动形式动词不定式的主动形式表示动作由主语主动完成。

它的一般形式是“to + 动词原形”,例如:1. I want to learn to play the guitar.(我想学弹吉他。

)2. She needs to work hard to achieve her goals.(她需要努力工作以实现她的目标。

)3. They decided to go on a vacation together.(他们决定一起去度假。

)动词不定式的主动形式常常用来表示目的、意图、计划等。

二、动词不定式的被动形式动词不定式的被动形式表示动作的受动关系,即动作的承受者是主语。

在使用被动形式时,需要在“to”之后加上动词的被动形式,即“tobe + 过去分词”,例如:1. She hopes to be invited to the party.(她希望被邀请参加派对。

)2. They want to be recognized for their achievements.(他们希望因他们的成就而受到认可。

)3. He pretended to be surprised when he heard the news.(他假装听到消息后感到惊讶。

)被动形式通常用来表示动作的客观存在、被动接受等。

三、动词不定式主动与被动形式的用法1. 用于目的和意图动词不定式的主动形式常用于表示目的和意图,强调主语的主动性。

例如:- I bought a book to improve my English.(我买了一本书来提高我的英语水平。

)- He practices yoga every day to stay healthy.(他每天练习瑜伽保持健康。

被动语态 动词不定式

被动语态 动词不定式

(1)被动语态定义:被动语态是动词的一种特殊形式,用来说明主语与谓语动词之间的关系。

如果主语是 动作的执行者(即某人做某事),便叫主动语态;如果主语是动作的承受者(即某事被做),便叫被动语态。

主动与被动的区别不是词序的区别,而是主语与谓语意义上的区别。

在英语中只有及物动词和一些相当于及物动词的词组才有被动语态的形式。

(2)英语中被动语态由“助动词be +动词的过去分词”构成。

助动词be 有时态、人称和数的变化。

(1) 被动语态的用法:① 不知道谁是动作的执行者(即不知道谁做)时用被动语态,省略by 短语。

如:A man was killedin the accident.(一个人死于事故)/ This window was broken yesterday .(这扇窗子是昨天被打破的)②不说或者众所周知是谁做时,用被动语态,省略by 短语。

如:Rice is also grown in this place.(这个地方也种水稻)/ A railroad will be built here in three years .(三年之后这里将要修建一条铁路)③强调动作的承受者,句尾加by 短语。

如:It was written by Lu Xun.(它(书)是鲁迅写的)/ Apet dog is never killed by its owner .(宠物狗是不会被主人宰杀的)(3) 注意点:①“动词+间接宾语+直接宾语”改为被动时,可以用间接宾语做被动句的主语。

如:His teacher gave him a dictionary.→He was given a dictionary by his teacher .(老师给他一本字典→他得到老师一本字典)也可以用直接宾语做被动句的主语,但是需用to 或者for 引出原句的间接宾语。

如:His teachergave him a dictionary.→A dictionary was given to ..him by his teacher.(老师给他一本字典→一本字典由老师送给了他)/His father made him a kite.→A kite was made for ...him byhis father .(他的父亲给他做了一个风筝→一个风筝由他的父亲做给了他)②“动词+宾语+动词原形”改为被动时,动词原形前要加to.如:The boss made the poor man work 12 hours a day.→The poor man was made to ..work 12 hours a day .(老板让这个可怜的人一天工作12小时→这个可怜人被迫一天工作12小时)③“动词+…+介词”改为被动时,介词一般在原位不动。

被动语态 文档

被动语态 文档

一、动词不定式的被动语态1. 动词不定式被动语态的一般式:由“ to be + P.P.(过去分词)”构成,在口语中,为了强调动作,也可以由“to get + P.P.”构成。

表示不定式的逻辑主语是不定式所表示动作的承受者,该动作发生在谓语动词所表示动作之后。

在句子中可以作表语、定语、宾语或状语。

例如:The little child’s wish is to be taken to Disneyland. 小孩子的愿望是被领上去迪斯尼乐园。

(作表语)The next thing to be done is to get the students organized in small groups. 下一步要做的事是把学生组织在一些小组里。

(作后置定语)They asked to get sent to the west of China to work as teachers. 他们请求被派到中国西部去当教师。

(作宾语)2. 动词不定式被动语态的完成式:由“ to have been +P.P.”构成,表示不定式的逻辑主语是不定式所表示动作的承受者,该动作发生在谓语动词所表示的动作之前。

例如:I am glad to have been given a chance to improve my English. 我很高兴能有机会进修英语。

(作状语)It is a great honor for him to have been elected a model worker.当选为模范工人对他来说是一件很光荣的事。

(作宾语补足语)二、动词-ing形式的被动语态1. 动词-ing形式被动语态的一般式:由“being + P.P.”构成,表示一个被动动作正在进行或与谓语动词所表示的动作同时进行。

在句子中作定语时,可以改为一个定语从句,从句的谓语用现在进行时的被动语态;在句中作状语时,可以改为一个状语从句,从句的谓语应用被动语态;还可以在句子中作主语、宾语等。

动词不定式被动语态被动语态

动词不定式被动语态被动语态

被动语态(Ⅰ):动词不定式的被动式不定式修饰的名词或代词和不定式构成逻辑上的动宾关系,即当不定式的逻辑主语是不定式所表示动作的承受者时,不定式一般使用被动式。

一、动词不定式被动式的构成和意义The next thing to be done is to carry away the earth.下一步要做的事是把土运走。

No harm seems to have been done to them.对他们似乎并没有造成损害。

[考题印证]1①(山东高考改编)George returned after the war, only (tell) that his wife had left him.②(湖南高考改编)We've had a good start, but next, more work needs(do) to achieve the final success.二、动词不定式被动式的用法1.作主语It is an honour to be chosen as a volunteer.能被选上做志愿者,真是一件荣幸的事情。

2.作表语The task is to be finished by next month.这项工作要在下个月才能完成。

3.作宾语The boy asked to be given an opportunity to try again.那男孩要求给他再试一次的机会。

4.作宾语补足语He ordered the baggage to be brought to his room.他吩咐把行李搬进他的房间。

5.作定语He was the last one to be asked to speak at the meeting.他是最后一个在会上被邀请发言的人。

6.作状语His mother left the small village, never to be seen again.他母亲离开了那个小村庄,再也没人见过她。

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5)做定语 What a victory to be envied by those women! 英国人对即将在伦敦举行的奥运会感到骄傲。
The English are proud of the Olympic Games to be held in London.
练一练 一、根据括号里的提示将句子补充完整。
4) 做宾语补足语
Tony expected the house to be completely transformed.
The disabled child expected the cinema to be designed by the chief architect. 这个残疾的孩子希望由这个主建筑师来设计这座 电影院。
一、复习各种时态的被动语态
★ 被动语态的基本结构: be+ done (以 the book , publish 为例) 一般现在/过去时:
The book _i_s_/ _w_a_s__p_u_b_li_s_h_e_d_____. 一般/过去将来时:
The book _w__il_l/_w_o_u_l_d__b_e_p_u_b_l_is_h__e_d____. The book _i_s_/w__a_s_g_o_i_n_g_t_o__b_e_p_u_b_l_is_h__e_d_. 现在/过去进行时: The book __is_/_w_a_s__b_e_in__g_p_u_b_l_is_h__e_d_____. 现在/过去完成时: The book _h__a_s_/h_a_d__b_e_e_n_p__u_b_li_s_h_e_d______. 情态动词:
2. 动词不定式的被动语态在句子中的作用 1) 做主语(常用it做形式主语) It is ridiculous to be offered sympathy by a robot.
It is a great honor to be invited to attend the opening ceremony of Asian Games. 被邀请参加这个亚运会开幕式,是一大荣幸。
The magazines _a_re__n_o_t_a_l_lo_w__e_d_t_o__b_e_t_a_k_e_n_ _o_u_t_o__f _th_e__r_e_a_d_in_g__r_o_o_m_. 3.Her classmates laugh at her and she hates-She hatest_o_b_e__la_u__g_h_e_d_a_t_b__y_h_e_r_c_l_a_s_s_m_a_t_e_s_.
2) 做表语 The party is to be held next Saturday evening.
3) 做宾语 She didn’t like to be treated as a child.
The clerk wouldn’t like to be laughed at by her customers 这位职员不希望被她的顾客嘲笑。
用动词不定式的被动语态改写句子。 1.I did not expect that I would be interviewed --I did not expect _t_o_b_e__in_t_e_r_v_ie_w__e_d_b_y__th_e_____ _g_e_n_e_r_a_l_m__a_n_a_g_e_r_. 2.Nobody is allowed to take the magazines out of the reading room.
The book _c_a_n_/c_o_u_l_d_/m__a_y_/m__i_g_h_t…__b_e__p_u_b_l_is_h_e_d_.
二、动词不定式的被动语态
1. 动词不定式的被动语态有两种形式:
1)一般式 (not/never )to be done
2)完成式 Leabharlann not/ never) to have been done (表示不定式动作发生在谓语动词之前)
6.The new product is available t_o__b_e_t_e_s_te_d__o_u_t by interested customers. 7.She was very beautiful but she did not like _t_o_b_e__e_n_v_i_e_d_ by so many people. 8.Since these aprons are such poor quality, they need _to__b_e__s_e_t _a_s_id_e_ and taken back to the shop.
1.It is the fist project t_o__b_e_d_e_s_i_g_n_e_d (designe) by Chinese engineers. 2.She didn't want her son_to__b_e_t_a_k_e_n_ (take) away. 3.He hurried to the station only_to__b_e__to_l_d_ (tell) that the train had left.
二、用方框里动词的不定式的被动语态完成句子
1.The company's new car is goingt_o_b_e__ _d_e_s_ig_n_e_d__in the coming months. 2.Since Claire had become attached to Tony, the robot needed _t_o_b_e__re_b__u_il_d_e_d. 3.Tim refused_to__b_e__a_c_c_o_m_p_a_n__ie_d by his father when he went for a haircut. 4.The desire _to__b_e_k_n_o_w__n_a_s_ a great writer inspires many young authors. 5.He felt it was absurd _to__b_e_f_il_le_d__w_i_t_h_hatred for someone he had never met.
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