【公开课课件】Unit1Grammar不定式用法课件2021-2022学年高中英语人教版选择性必修第三册.pptx

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1、EB3U1 EB3U1 ARTART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. 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.4. The study, published in 2009,

2、 found that when writing with a pen and paper, participantswrote longer essays and more complete sentences and had a faster word production rate. 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. 2. Going to bed early and getting up early is beneficial to our health. 3. Seen from

3、the top of the hill, our school looks beautiful.4. The study, published in 2009, found that when writing with a pen and paper, participants wrote 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

4、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 spo

5、rts, 15 disciplines and 109 events.In the following 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

6、归课本1. Perhaps the best way to understand Western 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

7、 they attempted to do was no longer (to) show reality, but instead to ask the question, “What is art”?不定式作表语不定式作表语What is a predicative? 表语常由名词、形容词、副词、介词短语、动名词、不定式、从句来充当，是指说明主语的身份、性质、品性、特征和状态的词或从句，常位于系动词之后 example sentences: She looks much younger in her red dress. They seem to have misunderstood me

8、. The meat will stay fresh for several days in the fridge. He never keeps angry for a long time. 系动词分为五种 1、状态系动词 用来表示主语状态,只有be一词,而且主语不同，be的形式也不同，且有时态的变化。这是我们最常见的系动词。 She is very beautiful. 她非常漂亮。 2、持续系动词 用来表示主语继续或保持一种状况或态度,主要有keep, remain, stay, lie, stand等 He always kept silent at meeting. 他开会时总保持沉

9、默。3、感官动词感官动词主要有feel,sound,seem, smell, sound, taste,appear, look等 He looks tired. 他看起来很累。 It sounds to me as though theres a tap running somewhere. 我好像听到某处水龙头流水的声音。 She felt as if her head were splitting. 她仿佛觉得她的头要裂开了。 The river appeared as if enveloped in smog. 那条河好像笼罩在烟雾之中。4、变化系动词这些系动词表示主语变成什么样,变化

10、系动词主要有become, grow, turn, fall, get, go, come, run. He became mad after that. 自那之后,他疯了。 She grew rich within a short time. 她没多长时间就富了。 5、终止系动词表示主语已终止动作,主要有prove, trun out, 表达证实,变成之意. The rumor proved false. 这谣言证实有假。 The search proved difficult. 搜查证实很难。 His plan turned out a success. 他的计划终于成功了。1. 主语是以

11、aim, ambition, duty, hope, idea, intention, plan, purpose, suggestion, attempt等表示方式、目的、计划、梦想、责任等的名词词组.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

12、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 ta

13、ke good care of the wounded. 2.用于seem, appear, remain, prove, turn out等之后。Several problems remain . When I entered the room, she seemed (read) a novel. to be reading Something proved (go) wrong with that washing maching. to have gone to be settled【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. 科学家们似乎在这个领域

14、正在不断取得进步。Whether to participate in the 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

15、 show today. (表计划，安排)You are to finish 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

16、常省略常省略toto。5. “疑问词+不定式” 也可以用作表语The question is how to carry out the plan.The biggest challenge in our life is how to survive without friends.A. 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 liv

17、es.D. to share his love for rock music with his fans.E. to be left alone.F. to criticise 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.1 The young singer said his intention of perform

18、ing the song was2 The best way to do business is 3 What the survivors attempted to do was4 The main purpose of art education 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 sugges

19、tion is8 The mother believes her duty is9 All he wanted after a tiring day wasintentionwayWhat the survivors attempted to dopurposeaimthingsdecisiondutyAll he wantedMatch sentence halves and underline the subject.不定式在作表语时，当前面的主语中有do的某种形式时，作表语的不定式可以省略to。Comparing -ing结构作表语to do结构作表语1.His job is _ (de

20、liver) the letters to their destinations.2.My job is _ (look after) the sister when Mom is cooking.不定式表达不定式表达具体或将来要去做的动作具体或将来要去做的动作，动词动词-ing形式则表示形式则表示经常性或持续性的动作经常性或持续性的动作。deliveringto look after1. 主语是以aim, ambition, duty, hope, idea, intention, plan, purpose, suggestion, attempt等表示方式、目的、计划、梦想、责任等的名词名词词组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。