《动词不定式》ppt课件
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非谓语动词_动词不定式课件.ppt
To live is to do something worthwhile.
To listen closely and reply well is the highest perfection in the art of conversation.
不定式作主语，可以放在句首，也可以用 it 作形式主语，将真正主语不定式 放在句 末 It is important to learn the right habits
以不带to的不定式作宾补的常用动词
see, watch, hear, feel, notice observe, look at, listen to, have, make let. discover
不定式作插入语
To tell you the truth, this is all Greek to me.
不定式作状语
1.不定式表目的 To do a good job, we must have the right ways. I’ll write down his telephone number in order to call h left, never to return. She was not old enough to understand all that. 3. 不定式表原因
动词不定式作宾语时放在句中,也可以用 it 作形式宾语,真正的宾语动词不定式放 在句末.
We thought it better to start early.
They consider it important to get his permission
不定式作表语
The next step is to make sure that you know exactly what is required.
To listen closely and reply well is the highest perfection in the art of conversation.
不定式作主语，可以放在句首，也可以用 it 作形式主语，将真正主语不定式 放在句 末 It is important to learn the right habits
以不带to的不定式作宾补的常用动词
see, watch, hear, feel, notice observe, look at, listen to, have, make let. discover
不定式作插入语
To tell you the truth, this is all Greek to me.
不定式作状语
1.不定式表目的 To do a good job, we must have the right ways. I’ll write down his telephone number in order to call h left, never to return. She was not old enough to understand all that. 3. 不定式表原因
动词不定式作宾语时放在句中,也可以用 it 作形式宾语,真正的宾语动词不定式放 在句末.
We thought it better to start early.
They consider it important to get his permission
不定式作表语
The next step is to make sure that you know exactly what is required.
高中英语动词不定式(共26张PPT)
C. the holder to use D. the holder uses
Because of the recent accident, our parents forbid my brother and me from swimming in the river unless someone agrees to watch over us.
Her husband can do everything except cook.
He wanted nothing but to stay there. 注意：如果but 或except 之前有实义动词do 的限定性
是或非限定形式，其宾语为不带to的不定式，否则为 带to的不定式。 Lots of empty bottles were found under the old man’s bed. He must have done nothing but ____ (drink） I thought you had planned to pradcrtiincekpiano today. “I did nothing but___ letters all day.”
careless,,clever,good,foolish,honest,kind,lazy,nice,right,silly, stupid,wise,等表示赞扬或批评的形容词，不定式前的 sb.可作其逻辑主语。
It is better to die on one’s feet than ____
A. to write B. write C. writing D. wrote
5、不定式（短语）做宾语补足语
在复合宾语中，动词不定式可充当宾语补 足语，如下动词常跟这种复合宾语：want, wish, ask, tell, order, beg, permit, help, advise, expect, encourage, persuade, allow, prepare, cause, force, call on, wait for, invite.，observe, intend, press, remind warn, lead, command 等， 如：
Because of the recent accident, our parents forbid my brother and me from swimming in the river unless someone agrees to watch over us.
Her husband can do everything except cook.
He wanted nothing but to stay there. 注意：如果but 或except 之前有实义动词do 的限定性
是或非限定形式，其宾语为不带to的不定式，否则为 带to的不定式。 Lots of empty bottles were found under the old man’s bed. He must have done nothing but ____ (drink） I thought you had planned to pradcrtiincekpiano today. “I did nothing but___ letters all day.”
careless,,clever,good,foolish,honest,kind,lazy,nice,right,silly, stupid,wise,等表示赞扬或批评的形容词，不定式前的 sb.可作其逻辑主语。
It is better to die on one’s feet than ____
A. to write B. write C. writing D. wrote
5、不定式（短语）做宾语补足语
在复合宾语中，动词不定式可充当宾语补 足语，如下动词常跟这种复合宾语：want, wish, ask, tell, order, beg, permit, help, advise, expect, encourage, persuade, allow, prepare, cause, force, call on, wait for, invite.，observe, intend, press, remind warn, lead, command 等， 如：
初中动词不定式完整ppt课件
但有的动词（如：need, want, require等）后面接动名词或动 词不定式作宾语均可。
在It + be + 形容词（easy, difficult, expensive等） + 不 定式句型中，动词不定式常用it 作形式宾语，而将真正的宾语 放到句子后面。
作定语
动词不定式作定语时，要放在被修饰的名词之后，表示与这个名词有逻辑上的动宾 关系，即不定式动词可以修饰的名词应是它的表语或宾语。
误用动词不定式的时态和语态
动词不定式的时态和语态需要根据句子的语境和上下文进行判断，但在 实际使用中，学生往往容易忽略这一点，导致时态和语态的错误使用。
注意事项
注意动词不定式的正确性
在使用动词不定式时，要确保其形式 的正确性，包括时态、语态、逻辑主 语等方面。
注意上下文语境
多练习、多积累
掌握动词不定式的用法需要大量的练 习和积累，因此学生应该多做相关练 习，多阅读相关材料，以便更好地掌 握这一语法点。
例如
They were watching TV at this time yesterday.（昨天这 个时候他们正在看电视）
语态的转换
1 2
主动语态 表示主语是动作的执行者
被动语态 表示主语是动作的承受者
3
动词不定式的语态转换
将主动语态的不定式改为被动语态的不定式，一 般在不定式前加to be，并将不定式的逻辑主语 作为被动语态的主语
04
动词不定式的省略和倒装
省略情况
当动词不定式在句子中作宾语补足语，表示的是一次性 的具体动作，且句子的主语和不定式的逻辑主语一致时， 可以省略to。
当动词不定式中的动词是be、have、助动词或情态动 词时，可以省略to。
动词不定式讲解PPT课件
• 9. stop to do sth 停下来去做某事
• Stop to have a rest if you are tired
• 10. stop doing sth 停止做某事
• Although it rained heavily , the farmers didn’t stop working in the field 虽然 雨下得很大，农民们却没有停止在田间劳动
• 16. need \require doing sth 主动表被动
• The blackboard needs\requires cleaning黑板需要擦了
• 17. go on to do sth • 做完一件事后继续做另外一件不同的事 • 18. go on doing sth继续20做21 原来所做的同一件事
It's important (for us) to protect the environment.
(对我们来说)保护环境是很重要的。
• 注：当在描述行为者的性格、品质的形容词，如：
good(好的)，kind(友善的)，nice(友好的)，polite(有礼貌的)， clever(聪明的)，foolish(愚蠢的)，lazy(懒惰的)，careful(细心
beginstartdosthbeginstartdoingsthlovehatedosthlovehatedoingsth202114practicefinishsuggestgiveupenjoymissbusymindcanthelpconsiderfeellikerememberwanttryneedforgetregrettrymeanrequirestop返回202116dosth记住要做某事youmustrememberdoorwhenyouleaverememberdoingsth记得曾做过某事rememberlockingfrontdoordosth忘记要做某事heforgotdohishomeworkyesterdayforgetdoingsth忘记曾做过某事forgotsayingdosth努力做某事hetriesanswereachquestiontrydoingsth试着做某事triedsingingenglishsong202117dosth打算做某事wemeantravelabroadnextyearmeandoingsth意味着meanswaitinghimanotherhourdosth停下来去做某事10stopdoingsth停止做某事rainedheavilyfarmersdidntstopworkingfield虽然雨下得很大农民们却没有停止在田间劳动11regretdosth对现在发生的事表示遗憾weregretinformyouyouowe我们很遗憾地通知你你欠银行100美元20211812regretdoingsth对发生过的事表示后悔heregrettedplayingcomputergames
• Stop to have a rest if you are tired
• 10. stop doing sth 停止做某事
• Although it rained heavily , the farmers didn’t stop working in the field 虽然 雨下得很大，农民们却没有停止在田间劳动
• 16. need \require doing sth 主动表被动
• The blackboard needs\requires cleaning黑板需要擦了
• 17. go on to do sth • 做完一件事后继续做另外一件不同的事 • 18. go on doing sth继续20做21 原来所做的同一件事
It's important (for us) to protect the environment.
(对我们来说)保护环境是很重要的。
• 注：当在描述行为者的性格、品质的形容词，如：
good(好的)，kind(友善的)，nice(友好的)，polite(有礼貌的)， clever(聪明的)，foolish(愚蠢的)，lazy(懒惰的)，careful(细心
beginstartdosthbeginstartdoingsthlovehatedosthlovehatedoingsth202114practicefinishsuggestgiveupenjoymissbusymindcanthelpconsiderfeellikerememberwanttryneedforgetregrettrymeanrequirestop返回202116dosth记住要做某事youmustrememberdoorwhenyouleaverememberdoingsth记得曾做过某事rememberlockingfrontdoordosth忘记要做某事heforgotdohishomeworkyesterdayforgetdoingsth忘记曾做过某事forgotsayingdosth努力做某事hetriesanswereachquestiontrydoingsth试着做某事triedsingingenglishsong202117dosth打算做某事wemeantravelabroadnextyearmeandoingsth意味着meanswaitinghimanotherhourdosth停下来去做某事10stopdoingsth停止做某事rainedheavilyfarmersdidntstopworkingfield虽然雨下得很大农民们却没有停止在田间劳动11regretdosth对现在发生的事表示遗憾weregretinformyouyouowe我们很遗憾地通知你你欠银行100美元20211812regretdoingsth对发生过的事表示后悔heregrettedplayingcomputergames
高中英语动词不定式的用法---完整版课件
巩固练习
1. Several of these washes and dryers are out of order and__D____.
A.need to be repairing B. repairing is required of them C. require that they be repaired. D. need to be repaired. 解析：and并列谓语动词， need to be repaired相当 于need repairing.
动词不定式
1.作主语 2.作宾语
1. 动词不定式 的用法
3.作定语 4.作表语 5.作宾补
6.作状语
2.动词不定式的时态和语态
3.
1. 动词不定式作主语 动词不定式作主语，谓语动词用第三
人称单数。
To get there by car will take a whole day.
How to get enough money is still a question.
2.— I wish you had brought your family with you.
— I’ll get them ___B____ next time.
A. coming
B. to come
C. come
D. have come
解析：使役动词get后跟带to的动词不定 式作宾补，let，make, have后跟省to的 动词不定式作宾补。
What I would suggest is to start work at once.
注：在某些句型中，当主语部分有动作 动词do 时，作表语的不定式可以省略符 号 “to”，如：
《动词不定式》课件
动词不定式作定语时，表示目的、 原因等意义
动词不定式的时态和语态
第四章
时态形式及用法
一般式：不定式的一般形式为to do，表示动作的一般情况
进行式：不定式的进行式为to be doing，表示动作正在进行
完成式：不定式的完成式为to have done，表示动作已经完成 完成进行式：不定式的完成进行式为to have been doing，表示动作 已经完成且一直持续到现在
常见问题解析
第六章
易混淆点解析
不定式作宾语与动名词作宾语的混淆 不定式作定语与动名词作定语的混淆 不定式作主语与动名词作主语的混淆 不定式作表语与动名词作表语的混淆
常见错误解析
不定式作为宾语补足语时， 动词后面缺少必要的介词
不定式作为主语或宾语时， 动词后面缺少必要的介词
不定式作为状语时，动词后 面缺少必要的介词
不定式作为定语时，动词后 面缺少必要的介词
练习与巩固
第七章
单项选择题
动词不定式作宾语时，其逻辑主语必须是句子的主语。 A. 对 B. 错 答案：A. 对
A. 对 B. 错
动 答 案 ：词A . 对 不 定 式 作 宾 语 补 足 语 时 ， 其 逻 辑 主 语 必 须 是 句 子 的 宾语。 A. 对 B. 错 答案：B. 错
A. 对 B. 错 答案：B. 错
动词不定式作状语时，其逻辑主语必须是句子的主语。 A. 对 B. 错 答案：A. 对
A. 对 B. 错 答案：A. 对
动词不定式作定语时，其逻辑主语必须是句子的宾语。 A. 对 B. 错 答案：B. 错
A. 对 B. 错 答案：B. 错
完形填空题
题目：动词不定式完形填空 内容：提供多个含有动词不定式的句子，要求学生在句子中填写正确的动词不定式形式 目的：帮助学生掌握动词不定式的用法和形式，提高语言运用能力 难度：根据学生水平设置不同难度的题目，包括简单、中等和困难等级别
高考英语动词不定式精讲解课件(共34张PPT)
B. 做结果状语,常与副词only, enough 或too连用。 only to do “不料(却)……,结果(却)……", 表示 一个没有料到的结果
He studied hard only to fail the exam. The road is too dangerous to cross.
请告诉你的小孩不要在街上玩耍。
Please tell your child not to play in the street.
她检查名字为了不犯错误。
She checked the names so as not to make mistakes.
三、时态和语态
一般式 进行式 完成式
主动形式 to do
C. 不定式做原因状语, 一般用在句尾 I’m glad to see you. They are quite surprised to see the great changes taking place in the area.
(6). 做宾语补足语
A. 常带to的不定式做宾语补足语的动词有: ask,
allow, require, advise, permit, expect, get,
forbid, invite, persuade, urge, order, force, cause, encourage等
结构: ask / allow sb. to do sth./ sth. to be done
5. “Have you decided when _A____?” “Yes,
4. T__o_m__a_k_e_(make) things worse, my car was held up by the traffic accident.
He studied hard only to fail the exam. The road is too dangerous to cross.
请告诉你的小孩不要在街上玩耍。
Please tell your child not to play in the street.
她检查名字为了不犯错误。
She checked the names so as not to make mistakes.
三、时态和语态
一般式 进行式 完成式
主动形式 to do
C. 不定式做原因状语, 一般用在句尾 I’m glad to see you. They are quite surprised to see the great changes taking place in the area.
(6). 做宾语补足语
A. 常带to的不定式做宾语补足语的动词有: ask,
allow, require, advise, permit, expect, get,
forbid, invite, persuade, urge, order, force, cause, encourage等
结构: ask / allow sb. to do sth./ sth. to be done
5. “Have you decided when _A____?” “Yes,
4. T__o_m__a_k_e_(make) things worse, my car was held up by the traffic accident.
动词不定式(47张PPT)初中英语专项复习课件
说明 作主语用的不定式，常常用it作形式主语， 而把不定式放在后面。
My work is to clean the room everyday.=To clean 多数情况下，不定式作表语，可转换作为
the room every day is my work.
主语。
—What sports does he like to play?—He likes to 只能做某些动词的宾语，一般不作介词的
prove/
tend/
offer/
expect等
款适合你
夯基·必备基础知识
① Although he pretended to surrender to the enemy , he failed to win their trust.
② I hope to finish it tomorrow .
3.see sth done 看见某事被做 重点看宾语和补语之间的逻辑关系
夯基·必备基础知识 5. 作补语
① I heard her sing an English song just now.(主动，完成)
刚才我听见她唱了一首英文歌。
② I heard her singing an English song when I passed by her room yesterday.(主
夯基·必备基础知识 3. 作表语
注意：下列情况下不定式作表语通常省略to：
All you need to do now is complete the form. 你现在要做的是把这张表填好。
What I want to do most in senior high school is improve my English.
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3. Have you got any questions to ask?
I have no chair to sit on.
定语
Betty是第一个知道真相的人.
练 习
Betty was the first to know the truth. 没什么可担心的。
There is nothing to worry about.
不定式
1. He pretended to be reading attentively when
I came in.
( 宾语）
2. It is of great help for us to learn English well.
3. I didn’t expect Mary to invite me to her ( 主语）
Infinitive
动词不定式
.
知识梳理
形式 主动式
一般 式进行Leabharlann 式完成 式to do
to be doing to have done
被动式
to be done
/
to have been done
.
与谓语动作的关 系
动作发生在谓语 动作之后
与谓语动作同时 发生
动作发生在谓语 动作之前
Pick out the infinitives in the sentences and tell their functions.
birthday party.
( 宾补）
4. She listens to news every day so as to find
out what’s going on.
( 状语）
5. The car to be bought is for his sisters. ( 定语） 6. The important thing in life is to have a great
她的梦想是当一名设计师。
Her dream is _to__b._e_c_o_m__e__a_d__e_s_ig__n.er
不定式的用法
不定式在句中的作用
advise, allow, ask, beg, encourage, expect, forbid, force, get,
invite, order, persuade, permit, prefer, tell, want, warn, wish,
We watched them play football .
.
aim, and the determination to attain it.( 表语）
归 不定式可作主、宾、表、定、状、补语。起名词，形容词
纳 和副词的作用。
.
不定式的用法
不定式在句中的作用
It is + n/ adj. ( for/of sb.) to do
To tell him the truth is necessary.
2. I need to attend the meeting. 宾语
She wants to see the new movie.
他们决定周末去野餐。
练 They have _d_e_c_i_d_e_d_t_o__h_a_v_e_a__p_ic_n_i_c__at 习 the weekend.
他拒绝借给我自行车。
They _r_e_fu__s_e_d_t_o_l_e_n_d_me his bike.
.
不定式的用法
不定式在句中的作用
修饰抽象名词如：ability, answer, reply, chance, excuse, idea,
moment, reason, time , promise, attempt, way 等+to do(5+3P61)
see you again. 2. 他们那样做是不明智的。
It is unwise__o_f._th_e_m_t_o_d_o_l_ik_e_t_h_a_t __.
不定式的用法 不V定+式to在do句(中5+的3P作60用)
d决ec心ide学,/d会ete想rm希ine望, le,ar拒n, 绝wa设nt,法exp愿ec假t/ h装op.e/wish, refuse, ma学sak会n/baeg答ge,, 应hcaerl选pe/, ap计frfeo划tredn,,ds同,torifv意fee,r请,hparp求opme帮ins,e一w, ca帮hito, ot.hsree,aptelann, agree,
主语
To give up smoking is right.
It is necessary to tell him the truth.
It is right to give up smoking.
练 1. 再次见到你真高兴。 习 It’s nice/good / a great pleasure to
would like sb. to do (5+3P62)
5. I didn't expect Mary to invite me to her
birthday party.
宾补
你可以让你姐姐帮你一下。
练
习 You can ask your sister to help you .
我总是劝他戒烟。
I always advise him to give up smoking.
.
不定式的用法
注意
to 有些动词后面的不定式不带 ，如feel（一感）
hear,listen to（二听）make, have, let（三让） see, watch, notice, observe（四看）.
I heard them sing a pop song .
The teacher made me answer the question.
我没机会外出观光。
I have no chance to. go sightseeing.
不定式的用法
不定式在句中的作用
4. The best way to learn English
is to make friends with a native 表语
speaker.
我的目标是考入北大。
练 习
My goal is_to__b_e_a_d_m_it_te_d__to_B__ei_ji_n_g_U_n_iv_e.rsity