Unit 1 Grammar：不定式用法 ppt课件 -（2022新）人教版高中英语选择性必修第三册.pptx

1、非谓语动词之非谓语动词之 动词不定式动词不定式to doto do的用法的用法谓语动词谓语动词 （作谓语）（作谓语）非谓语动词非谓语动词 （作主宾表定状补）（作主宾表定状补）找出谓语和非谓语找出谓语和非谓语1. To improve my English, I decide to learn grammar attentively. 2. Going to bed early and getting up early is beneficial to our health. 3. Seen from the top of the hill, our school looks beautiful

2、.4. The study, published in 2009, found that when writing with a pen and paper, participantswrote longer essays and more complete sentences and had a faster word production rate. 举办2022年冬季奥运会是我们国家巨大的荣幸。To host the 2022 Winter Olympics is a great honor for our country.非谓语动词之非谓语动词之to do的句法功能的句法功能习近平主席

3、决定宣布冬奥会开幕。President Xi decided to declare the 2022 Winter Olympics open.Everyone seemed to be satisfied with the opening ceremony of 2022 Winter Olympics.每个人似乎都对这次的开幕式很满意。The Beijing Winter Olmpics will open on February 4,2022, which will feature 7 sports, 15 disciplines and 109 events.In the follow

4、ing 16 days, there will be 109 events to be enjoyed.在接下来的16天里，我们将看到109个精彩的项目。To win the competition, the competitors have to practice hard day and night.为了赢得比赛，运动员们不得不没日没夜地练习。Our athletes are believed to be the best in the world.我们的运动员被认为是世界上最棒的。 回归课本回归课本1. Perhaps the best way to understand Western

5、 art is to look at the development of Western painting over the centuries.2. During the Middle ages, the purpose of Western art was to teach people about Christianity.3. In this work, Monets aim was to convey the light and movement in the scene.4. What they attempted to do was no longer (to) show re

6、ality, but instead to ask the question, “What is art”?不定式作表语不定式作表语课前自主扫描时态和语态主动语态被动语态意义一般式表示动作与谓语动作同时发生或发生在谓语动作之后完成式表示动作发生在谓语动作之前进行式表示谓语动作发生时,不定式动作正在进行完成进行式表示动作发生在谓语动作之前且一直持续到谓语动作发生时,仍在进行 to do to be done to be doing to have done to have been done to have been doing1. 主语是以aim, ambition, duty, hope,

7、idea, intention, plan, purpose, suggestion, attempt等为中心词的名词词组.The purpose of education is to develop a fine personality in students.The duty of the police is to keep us safe. The suggestion for you is to study hard. 【造句练习】1. 他的梦想是有一天能成为一名技术娴熟的摄影师。2. 这个活动的意图是满足所有学生的需求。3. 研发新科技的目的是让生活更简单。4. 现在，这些医生最重要

8、的任务是照顾好这些伤员。His dream is to become a skilled photographer one day. The intention of the activity is to meet the needs of all the students. The purpose of developing new technologies is to make the life easier.Now the most important task of the doctors is to take good care of the wounded. 2.用于seem, a

9、ppear, remain, prove, turn out等之后。Several problems remain to be settled. When I entered the room, she seemed (read) a novel. to be reading Something proved (go) wrong with that washing maching. to have gone 【造句练习】1. 是否参加比赛还有待讨论。2. 他好像在来上学前就已经感冒了。3. 看起来科学家们在这个领域正在不断取得进步。Whether to participate in the

10、competition remains to be discussed. He seemed to have caught a cold before going to school. The scientists appear to be making constant progress in this field. 3. 用于表达想法、约定、义务、命令、可能性、命运等。We are to travel in two years. (表想法)As planned, we are to hold the talent show today. (表计划，安排)You are to finish

11、your homework on time. (表义务)4. what引导主语从句时 was _(not play) in the street. It was too dangerous. not to play is _(stay) at home and not meet people face-to-face. (to) stay was _(finish) his homework. (to) finish不定式作表语表语时，如果前面有实义动词实义动词dodo的形式(do,did,does)，作表语的不定式常省略常省略toto。5. “疑问词+不定式” 也可以用作表语The ques

12、tion is how to carry out the plan.The biggest challenge in our life is how to survive without friends.Match the sentence halves and underline the key words of the subject in each sentence. 1 The young singers intention of performing the song was2 The best way to do business is 3 What the survivors a

13、ttempted to do wasA. to build trust between you and your client.B to achieve permanent peace between their two countries.C. to build a memorial to the heroes who saved their lives.D. to share his love for rock music with his fans.adj.永久的永久的;长久的长久的adj.纪念纪念的的n.纪念碑纪念碑;纪念品纪念品4 The main purpose of art ed

14、ucation in schools is5 The aim of the two leaders at the conference was6 For a humble person, one of the hardest things might be7 When you are faced with a serious decision, my suggestion is8 The mother believes her duty is9 All he wanted after a tiring day wasB to achieve permanent peace between th

15、eir two countries.E. to be left alone.F. to criticize other people.G. to inspire students to be creative.H. to listen to your own inner voice.I. to raise her son to become a man with a noble mind and a generous heart.adj.谦逊的谦逊的;虚虚心的心的v.批评批评;评价评价1. 主语是以aim, ambition, duty, hope, idea, intention, plan, purpose, suggestion, attempt等为中心词的名词词组2.用于seem, appear, remain, prove, turn out等之后。3. 用于表达想法、约定、义务、命令、可能性、命运等。4. what引导主语从句时5. “疑问词+不定式” 也可以用作表语不定式作表语表语时，如果前面有实义动词实义动词dodo的形式(do,did,does)，作表语的不定式常省略常省略toto。