北师大版（2020新教材）高中英语必修第一册Unit 1 Lesson 1第2课时课件.pptx

1、Unit 1 Life Choices Lesson 1 Lifestyles Period 2 Focusing on language: Infinitives Recalling What do you remember about them? Joe Li Ying Recalling 1. Why does Joe shop for various things online? 2. According to Joe, what is important? 3. What does he need to do? 4. What does his mom keep telling hi

2、m to do? Pair work Take turns to ask and answer the questions. Recalling 1. Why does Joe shop for various things online? Because its so convenient to be able to compare the quality and prices from different online shops before he buys. It is important to meet friends in person from time to time, not

3、 just on social media. 2. According to Joe, what is important? Recalling 3. What does he need to do? He needs to drag himself away from the online world sometimes. His mom keeps telling him to go out with his school friends. 4. What does his mom keep telling him to do? Recalling 1. Because its so co

4、nvenient to be able to compare the quality and prices from different online shops before he buys. 2. It is important to meet friends in person from time to time, not just on social media. 3. He needs to drag himself away from the online world sometimes. 4. His mom keeps telling him to go out with hi

5、s school friends. What do these sentences have in common? They all have an infinitive in each sentence. Identifying Read each sentence and underline the infinitive. Does it function as a subject (主语主语), object (宾语宾语), predicative (表语表语), attributive (定语定语), adverbial (状语状语) or object complement (宾语补

6、足语宾语补足语)? 1. My mum keeps telling me to go out with my school friends instead. 2. Its important to meet friends in person from time to time. 3. When I set out to do something, I do my best to achieve it. 4. My target is to prepare myself for my degree in biology at university. 5. Li Ying is the firs

7、t person to join the volunteering club in her class. object complement 补语补语 predicative 表语表语 attributive 定语定语 adverbial 状语状语 subject 主语主语 object 宾语宾语 Identifying 1. He pretended to be reading attentively when I came in. 2. It is of great help for us to learn English well. 3. I didnt expect Mary to i

8、nvite me to her birthday party. 4. She listens to news every day so as to find out whats going on. 5. The car to be bought is for his sisters. 6. The important thing in life is to have a great aim, and the determination to attain it. (object 宾语宾语) (subject 主语主语) (object complement 宾补宾补) (adverbial 状

9、语状语) (attributive 定语定语) (predicative 表语表语) (attributive 定语定语) Pick out the infinitives in the sentences and tell their functions. Grammar summary We can use the infinitive (to do) as the _, _, _, _, _ or _ of a sentence. The negative form of the infinitive is _. adverbial subject predicative object

10、object complement attributive not to do These verbs can be followed by _, which serves as an _. Grammar summary decide determine learn want expect hope wish refuse to do object pretend offer promise choose plan agree ask beg strive happen wait threaten care afford manage help These verbs can be are

11、followed by _, in which “to do” functions as an _. Grammar summary advise allow ask beg encourage expect sb. to do object complement get invite order persuade permit prefer warn wish force want forbid tell Practice Find more sentences in the text with “to do” structure and identify their functions.

12、1. Its so convenient to be able to compare the quality and prices from different online shops before I buy. 2. It always makes me excited to work hard and achieve a team goal together. 3. It usually takes me 20 minutes to get home by bus. Subject Practice 1. When I set out to do something 2. I tend

13、to set a goal for every subject at the beginning of each term. 3. I have a top 10 reading list and I try to keep it updated. 4. I try to use any possible time Find more sentences in the text with “to do” structure and identify their functions! Object Practice My aim is to do well in every subject th

14、is term. 1. To achieve all I want, I must use my time well. 2. I try to use any possible time to revise the things I have learnt during the day. 3. I often use the time to review English words. Find more sentences in the text with “to do” structure and identify their functions! Predicative Adverbial

15、 Practice Complete the blog entry with the correct form of the words in brackets. I wake up at six oclock every morning. It _ (take) me less than 15 minutes _ (wash), get changed, have breakfast and leave home. Im always the first person _ (get) to my class. The mornings are always very busy and the

16、 afternoons are even busier! By around five oclock, I usually _ (find) time _ (do) my paperwork and preview the lessons. You may think that it _ (be) boring _ (do) the same thing every day, but I like being busy. takes to wash to get find to do is to do subject attributive attributive subject Practi

17、ce Use infinitives to translate the following sentences into English. 1. 再次见到你真高兴。 2. Betty是第一个知道真相的人。 3. 我的目标是考入北大。 4. 我总是劝他戒烟。 Its good / a great pleasure to see you again. Betty was the first to know the truth. My goal is to be admitted to Peking University. I always advise him to give up smoking

18、. Practice Complete the passage with the correct form of the words/phrases in brackets. Where no words/phrases are given, fill in the blank with a conjunction. I decided (1) _ (take up) bungee jumping and now I am really into it. When I (2) _ (turn up) for my first jump I was so nervous that I tried

19、 (3) _ (back out), but my friends persuaded me (4) _ (go through with it). You dont have (5) _ (put on) any special clothes, just a sweater and jeans, but obviously you need a lot of time (6) _ (set up) the equipment. (7) _ its worth waiting for. Its difficult (8) _ (get across) how (9) _ (excite) i

20、t is! to take up turned up to back out to go through with it to put on to set up But to get across exciting Practice Brief explanation 1. to take up: start doing; am really into: am really interested in 2. turned up: arrived 3. to back out: (try) not to do it 4. to go through with it: to do it as pl

21、anned 5. to put on: wear 6. to set up: organize 8. to get across: explain Assignment Write a short passage about your school life by using “to do” structure. Writing using infinitives! It is exciting/challenging to My English teacher asks/requires me to I cherish the chance/time to My aim/expectation is to To achieve my goal, I decide/plan to Goodbye!