Unit 2 Grammar and usageppt课件-(2020)新牛津译林版高中英语高二上学期选择性必修第二册(2).pptx

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1、Passive voice in the past continuous and past perfect tenses Summarize the use of passive voices of past continous tense and past perfect tense from the example sentences; Use the passive voices of past continuous tense and past perfect tense properly; Use the passive voices of past continuous tense

2、 and past perfect tense to describe a sports event.Nicole wrote a blog post about the city half-marathon she took part in. Find the sentences that use the passive voice in the past continuous and past perfect tenses and fill in the table below.Passive voice in the past continuous tensePassive voice

3、in the past perfect tense. I reflected on what had just been achieved.Exploring the rulesPassive voice in the past continuous tensePassive voice in the past perfect tense. I reflected on what had just been achieved. a city half-marathon was being organized to help. even though my limits were being t

4、ested like never before. a lot of money had been raised for charity.Working out the rules The passive voice in the past continuous tense is used to refer to an action being done at a specific time in the past. The verb form is “_”. The passive voice in the past perfect tense is used to express an ac

5、tion completed before a past action. The verb form is “ _”.was/were being + 过去分词过去分词had been + 过去分词过去分词英语中的语态分为主动语态和被动语态。主动语态表示主语英语中的语态分为主动语态和被动语态。主动语态表示主语是动作的执行者;是动作的执行者;被动语态表示主语是动作的承受者被动语态表示主语是动作的承受者。 以下几种情况常用被动语态以下几种情况常用被动语态: 不知道谁是动作的执行者;不知道谁是动作的执行者; 没有必要指出谁是动作的执行者;为了强调动作的承受者。没有必要指出谁是动作的执行者;为了强调动

6、作的承受者。(注意:不及物动词不能用于被动语态,但许多由(注意:不及物动词不能用于被动语态,但许多由“不及物动不及物动词词+介词介词”构成的动词短语相当于及物动词,因而可以有被动构成的动词短语相当于及物动词,因而可以有被动语态。)语态。)被动语态被动语态被动语态是由被动语态是由“助动词助动词be +及物动词的过去分词及物动词的过去分词”构成,构成,be随主语的人称、数和时态的变化而变化。我们这个单元学习随主语的人称、数和时态的变化而变化。我们这个单元学习过去进行时与过去完成时的被动语态。过去进行时与过去完成时的被动语态。过去进行时的被动语态形式:过去进行时的被动语态形式:was / were

7、+ being +及物动词的过去分词及物动词的过去分词e.g. The room was being painted when I left.过去完成时的被动语态形式:过去完成时的被动语态形式:had + been +及物动词的过去分词及物动词的过去分词e.g. The injured passengers had been sent to hospital before the reporters arrived at the spot. 被动语态结构中应注意的几个问题:被动语态结构中应注意的几个问题:“一感觉一感觉(feel)”、“两听两听(hear, listen to)”、“三使三使(

8、make, let, have)”、“四看四看(see, watch, look, notice)”等动词在主动结构等动词在主动结构中要跟不带中要跟不带to的动词不定式作宾语补足语,但在被动语态中的动词不定式作宾语补足语,但在被动语态中to不可省去。不可省去。 e.g. Betty is often seen to help the old man with his housework.后跟双宾语的动词在被动语态中,如果把主动句的直接宾语后跟双宾语的动词在被动语态中,如果把主动句的直接宾语变为被动句的主语,则间接宾语前常常要加介词变为被动句的主语,则间接宾语前常常要加介词to或或for。常接常

9、接to的动词有的动词有give, tell, lend, show, pass, hand等;常接等;常接for的动词有的动词有buy, get等。等。 e.g. A special present was given to me on my birthday.A special present was bought for me on my birthday.短语动词是一个不可分割的整体,在变为被动语态时,不可短语动词是一个不可分割的整体,在变为被动语态时,不可丢掉构成短语动词的介词或副词,也不能将其拆开。丢掉构成短语动词的介词或副词,也不能将其拆开。 e.g. My grandpa is

10、taken good care of in the hospital.【拓展拓展】1. 不用被动语态的情况:不用被动语态的情况:不及物动词或短语没有被动语态,如不及物动词或短语没有被动语态,如rise, fail, hap-pen, last, break out, come true, take place, belong to等。等。e.g. Oil prices have risen sharply in recent weeks.系动词无被动语态,如系动词无被动语态,如appear, be, become, feel, get, grow, keep, look, remain, se

11、em, smell, sound, stay, taste, turn等。等。e.g. The fried chicken stayed fresh and crisp.2. 主动形式表示被动意义:主动形式表示被动意义: 某些不及物动词(其主语大都指物),如某些不及物动词(其主语大都指物),如smell, taste, sound, prove, lock, shut, open, read, write, wash, clean, draw, burn, cook等,常用主动形式表达被动意义。等,常用主动形式表达被动意义。e.g. The door wont shut.The poem re

12、ads smoothly.在在need, require, worth后用动词后用动词-ing形式的主动形式表示被形式的主动形式表示被动意义。动意义。e.g. The bath needed repairing = The bath needed to be repaired. to blame(责备)用主动形式表示被动意义。(责备)用主动形式表示被动意义。e.g. I think it is you who are to blame for this accident. Rewrite the sentences with the passive voice.1. They were pla

13、nting trees at this time yesterday.Trees were being planted at this time yesterday.2. They were building another bridge over the Changjiang River then.Another bridge was being built over the Changjiang River then.3. He had learned 5,000 words by the end of last week.5,000 words had been learned by h

14、im by the end of last week.Fill in the blanks with the right forms of the given verbs.1. look! What a nice garden! Yes. It _ (clean) every day.2. Im sure the telephone _ (invent) before the car.3. Why didnt you bring your computer here yesterday? Oh, it _ (check) by my neighbour then.is cleanedwas i

15、nventedwas being checked4. The tiger _ (feed) some nice meet at this time yesterday.5. By the end of last year, we _ (produce) 2,000 cars.6. The classroom _ (not clean) before the teacher came in.was being fedhad producedhad not been cleanedComplete the sentences with the correct forms of the verbs

16、in the brackets. 1. It was an amazing achievement for a player who _ (injure) so recently.2. The swimming pool _ (clean) thoroughly the day before the competition began.had been injuredhad been cleanedApplying the rules3. He felt that his talents _ (waste) as a basketball player and was eager for a

17、change.4. Tom was told that his teammate won the race while he _ (treat) by the team doctor.5. Photos of the riders _ (take) before they got on their horses.was being wastedwas being treatedhad been takenJessica gave an account of her experience as a volunteer at the city half-marathon. Complete the

18、 passage with the correct forms of the verbs in the box below.make train blow place carry cheerBy the time Cathy and I, together with other volunteers for the city half-marathon, arrived at 4:30 a.m., tables _ on both sides of the road. Bottles of water and paper cups _ to different tables, and Cath

19、y and I immediately went to help. had been placedwere being carriedThen we took our place at the table and quickly started to arrange the bottles and cups so that they looked like an army of soldiers standing on parade. I took a step back and looked at the scene with satisfaction. For the previous c

20、ouple of weeks, I _ on how to be a volunteer at the half-marathon. I decided to volunteer for this years half-marathon after one of the organizers visited my school. We were told that the competitors would be raising money for charity and, while I didnt feel that I could run that far, I thought the

21、next best thing would be to help those who could.had been trainedmake train blow place carry cheerAfter all the preparations _, the exciting half-marathon began. Cathy and I waited patiently until the word spread that the first runners would be arriving soon. As the tired, thirsty runners ran along,

22、 they _ by the crowds. Cathy and I quickly poured water into cups for them. had been madewere being cheeredmake train blow place carry cheerAfter the last runner passed, I found paper cups and plastic bottles everywhere. The litter _ around by the wind as I picked up a plastic bag. Cathy and I start

23、ed clearing up. We were tired and wet but it felt really good to know that we had been able to help others.was being blownmake train blow place carry cheerThink about a sporting event you took part in or watched. Describe the experience using the passive voice in the past continuous and past perfect

24、 tenses.school sports meetingAthletes had been trained before the sports meeting.The opening ceremony was being held in the playground.Sticks were being passed from one runner to another in the relay race.Athletes took part in different events and competed for the glory of their classes.The athlete

25、were being chased by other athletes.Tips for describing a sporting event The time and place of the sporting event. You should use past tenses to describe what happened in the sporting event. You can describe the rules of the event and how well the athlete performed. What you can learn from the sport

26、ing event.1. As my breathing returned to normal, I reflected on what had just been achieved.reflect on: To form or express carefully considered thoughts about 思索思索eg She reflects on her countrys place in history.eg The excuses you gave reflect disappointingly on you.To give evidence that (one) has a

27、cted in a given way:证明(某人)以某种方式行动证明(某人)以某种方式行动2. Over the next six weeks, I gradually increased the distance I ran in each training session and also made sure to allow my body enough time to rest and recover after each run.定语从句修饰定语从句修饰distance两个并列谓语两个并列谓语3. I ran my race relaxed and confident, even

28、though my limits were being tested like never before.形容词形容词relaxed和和confident在句中作状语,描述主语的状态。在句中作状语,描述主语的状态。e.g. He arrived home, hungry and tired.1) _ (Lucky), he survived.2) _ (Unite), we can get through all the difficulties.3) _ (Obvious), the athlete devoted himself to the race.4) _ (Curious), we

29、 looked around for other guests.5) _ (Sudden), he saw a light in the dark cave.【语境应用语境应用】用所给单词的正确形式填空。用所给单词的正确形式填空。SuddenlyUnitedObviouslyCuriousLuckilylimit n. point or line beyond which sth does not extend; boundary 界限界限; 限制限制greatest amount allowed or possible 限量;极限;限度限量;极限;限度 v. to confine or re

30、strict within a boundary or bounds 限制限制to fix definitely; to specify 规定,指定规定,指定eg There is a limit to the amount of pain we can bear.The amount of money you have to spend will limit your choice.【归纳归纳】time limit 期限,时间限制期限,时间限制without limit 无限地无限地set a limit to 限制限制there is a limit to / on . 是有限制的是有限制

31、的within (ones) limits适度地,有限度地,在一定范围内。适度地,有限度地,在一定范围内。limit sb. / sth. to sth. 使使(某事只在某地或某群体内某事只在某地或某群体内)存在存在(或发或发生生),常用被动形式。,常用被动形式。limited adj. 有限的,不多的有限的,不多的limitless adj. 无限的无限的【语境应用语境应用】完成句子。完成句子。1) 在该城镇范围内,你可以去任何你想去的地方。在该城镇范围内,你可以去任何你想去的地方。 You can go wherever you want _. 2) 我认为我们应该严格限制在这个项目上的时

32、间投入。我认为我们应该严格限制在这个项目上的时间投入。I think we ought to _ the amount of time we spend on the project.3) 教英语不应该仅仅局限于单词和语法。教英语不应该仅仅局限于单词和语法。 The teaching of English _ words and grammar. within the town limits put a strict limit on should not be limited toWrite a passage about a sporting event you took part in or watched. Describe it using the passive voice in the past continuous and past perfect tenses.

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