动词不定式》PPT课件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：
动词不定式(12张PPT)初中英语专项复习课件
She wants to play the piano. 她想弹钢琴。
Jim told me not to wake up Kate. 吉姆告诉我不要叫醒凯特。
语法透视
考点大观 易错辨析 通关训练
动词不定式的用法
2. 不带to的不定式结构。 (1) 在固定词组had better之后。注意：had better
—Mary is very generous. —Yes, she gave away all her money she owned
____ people in need. A. to help B. to helping C. helped D. helping
【解析】本句话意为“玛丽真是太慷慨了。是的， 她把她所有的钱都捐给了缺钱的人们”。表目的 用动词不定式，所以答案选A。
动词不定式的结构： to + 动词原形
语法透视
动词不定式的用法
考点大观 易错辨析 通关训练
1. 省to的不定式结构 (1) 能 直 接 跟 带 to 的 不 定 式 结 构 的 动 词 主 要 有 ：
want, ask, tell, hope, learn, try, decide, forget, remember, like, love, stop等。 (2) 动词不定式的否定形式是在不定式前直接加not ，即not to do sth。
语法透视
动词不定式的用法
考点大观
3. 动词不定式作主语。动词不定式作主语可以放在 后面，而用it作形式主语放在原主语的位置上。
易错辨析 通关训练
To master a language is not an easy thing. 掌握一门语言不是一件容易的事情。
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
高中语法——动词不定式(54张PPT)
2. I used to climb trees, swim and play football.
3. Then I started to get weaker and weaker. 4. Even after all that, no one could give
my disease a name and it is difficult to know what the future holds. 5. Sometimes, too, I was too weak to go to school so my education suffered.
Try to find the sentences which contain the infinitives.
1. Unfortunately, the doctors don’t know how to make me better, but I am very outgoing and have learned to adapt to my disability.
3. something, anything, nothi做后置定语。
4. 如果不定式是不及物动词, 则后面需加 适当的介词。 Please pass me some paper to write _o_n_.
1) Have you anything to send? 你有什么东西要寄吗？
1. 主语 (subject) 2. 表语 (predicative) 3. 宾语 (object) 4. 宾补 (object complement) 5. 定语 (attribute) 6. 状语 (adverbial) 7. 独立结构 (absolute construction)
《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.
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7
练习
1、It is necessary __f_o_r__us to learn to wait.
(of/for)
2、It was careless __o_f___me to break the cup .
（of/for)
3、It took them 1,000 yuan __to__b_u__y__this
1、I hope to finish it tomorrow .
2、She plans to go and teach in the country.
10
作宾语
2、动词＋疑问词+to do
1、我不知道接下来该做什么。
I don’t know__w_h_a_t_to__d_o___ next.
2、她不能决定买哪本书。
9
作宾语
1、动词+ to do sth.
常用动词有： w决an定t /学w习ish(/有li)ke希/望wo，uld设l法ike拒/ h绝op想e / 假pla装n / try / decide / learn / need / agree / begin / start / forget / remember / manage / seem / fa主il/动ma答na应ge/选pr计om划is，e等同意 请求 帮一帮
5) Please let him not go there.
2
作主语 不定式做主语 谓语动词用单数
To hear your voice is so nice. It is so nice to hear your voice.
To study hard is very important. It is very important to study hard.
table. (buy)
4、It is my pleasure _t_o__c_a_r_r_y_ the box for you.
(carry)
8
练习
5、轮到我们打扫教室了。
It is our turn__to__c_l_e_a_n__th__e_c_l_a_s_s_r_o_o_m__. __
6、To waste time is to shorten life. （翻译成中文） 浪费时间就是缩短生命。
注意: 不定式作主语时，通常用it作形式主语，
把真正的主语放在后面。
1、It is +adj. for/ of sb. to do sth.
3
作主语
It +be + adj. +for/of sb. to do sth. for: adj. 多 为 描 述 不 定 式 行 为 的 特 征 （important/ necessary / interesting 等.） of: adj. 多为 描述主语的品质特征 （kind / nice / friendly / wise / foolish 等.）
It is easy __fo_r____ her to learn English well. It is clever ___o_f ____ you to solve the problem.
4
作主语
2、It takes sb. some time to do sth.
我每天花去三个小时完成家庭作业。 It takes me three hours to finish the homework every day. I spend three hours finishing the homework every day.
5
作主语
3、It is + n. (for sb) to do sth. It is my pleasure to help you with your English.
6
作主语
4、用在谚语中
To see is to believe. To say is easy, but to do is hard.
13
作宾补-对宾语进行补充说明
1、动词 + 宾语（sb./sth.) + to do sth. She asked me to help her. The teacher told him to come on time. Edison’s mother taught him to read and write. 常用的动词有：ask, allow, advise, want tell, order, teach, expect等
She can’t decide_w__hi_c_h_b_o_o_k__to__b_u_y__. =She can’t decide which book she should buy.
11
作宾语
3、主语+谓语+it+ adj./n. +to do
常见的谓语动词： find, think, consider, feel, make等
The dusty air makes it difficult to get a clear picture of space.
大气中的尘埃使人难以获取太空的清晰图像。
我认为学好英语很重要
I think it important to learn English well.
12
练习
1、Don’t forget _t_o_t_u_rn__o_ff_t_h_e_l_ig_h_t__.(关灯) 2、I happened _to__go__o_u_t _when he called me. （出去） 3、I don’t want_to__d_ep_e_n_d_o_n__o_th_e_r_s_. (依赖别人） 4、Sam is learning_h_o_w__to__d_ri_v_e_a_c_a_r__. (怎样开车） 5、We promise _t_o_p_r_ot_e_c_t __ the environment.(保护)
动词不定式
1
动词不定式的结构
肯定： to + V.原 或者 (to)+ V.原 否定：not/never + (to) + V.原
1) He likes to read novels.
2) I saw him come.
3) We decided not to buy that hous a kite.
练习
1、It is necessary __f_o_r__us to learn to wait.
(of/for)
2、It was careless __o_f___me to break the cup .
（of/for)
3、It took them 1,000 yuan __to__b_u__y__this
1、I hope to finish it tomorrow .
2、She plans to go and teach in the country.
10
作宾语
2、动词＋疑问词+to do
1、我不知道接下来该做什么。
I don’t know__w_h_a_t_to__d_o___ next.
2、她不能决定买哪本书。
9
作宾语
1、动词+ to do sth.
常用动词有： w决an定t /学w习ish(/有li)ke希/望wo，uld设l法ike拒/ h绝op想e / 假pla装n / try / decide / learn / need / agree / begin / start / forget / remember / manage / seem / fa主il/动ma答na应ge/选pr计om划is，e等同意 请求 帮一帮
5) Please let him not go there.
2
作主语 不定式做主语 谓语动词用单数
To hear your voice is so nice. It is so nice to hear your voice.
To study hard is very important. It is very important to study hard.
table. (buy)
4、It is my pleasure _t_o__c_a_r_r_y_ the box for you.
(carry)
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练习
5、轮到我们打扫教室了。
It is our turn__to__c_l_e_a_n__th__e_c_l_a_s_s_r_o_o_m__. __
6、To waste time is to shorten life. （翻译成中文） 浪费时间就是缩短生命。
注意: 不定式作主语时，通常用it作形式主语，
把真正的主语放在后面。
1、It is +adj. for/ of sb. to do sth.
3
作主语
It +be + adj. +for/of sb. to do sth. for: adj. 多 为 描 述 不 定 式 行 为 的 特 征 （important/ necessary / interesting 等.） of: adj. 多为 描述主语的品质特征 （kind / nice / friendly / wise / foolish 等.）
It is easy __fo_r____ her to learn English well. It is clever ___o_f ____ you to solve the problem.
4
作主语
2、It takes sb. some time to do sth.
我每天花去三个小时完成家庭作业。 It takes me three hours to finish the homework every day. I spend three hours finishing the homework every day.
5
作主语
3、It is + n. (for sb) to do sth. It is my pleasure to help you with your English.
6
作主语
4、用在谚语中
To see is to believe. To say is easy, but to do is hard.
13
作宾补-对宾语进行补充说明
1、动词 + 宾语（sb./sth.) + to do sth. She asked me to help her. The teacher told him to come on time. Edison’s mother taught him to read and write. 常用的动词有：ask, allow, advise, want tell, order, teach, expect等
She can’t decide_w__hi_c_h_b_o_o_k__to__b_u_y__. =She can’t decide which book she should buy.
11
作宾语
3、主语+谓语+it+ adj./n. +to do
常见的谓语动词： find, think, consider, feel, make等
The dusty air makes it difficult to get a clear picture of space.
大气中的尘埃使人难以获取太空的清晰图像。
我认为学好英语很重要
I think it important to learn English well.
12
练习
1、Don’t forget _t_o_t_u_rn__o_ff_t_h_e_l_ig_h_t__.(关灯) 2、I happened _to__go__o_u_t _when he called me. （出去） 3、I don’t want_to__d_ep_e_n_d_o_n__o_th_e_r_s_. (依赖别人） 4、Sam is learning_h_o_w__to__d_ri_v_e_a_c_a_r__. (怎样开车） 5、We promise _t_o_p_r_ot_e_c_t __ the environment.(保护)
动词不定式
1
动词不定式的结构
肯定： to + V.原 或者 (to)+ V.原 否定：not/never + (to) + V.原
1) He likes to read novels.
2) I saw him come.
3) We decided not to buy that hous a kite.