Unit 2 Grammar and usageppt课件-（2020）新牛津译林版高中英语选择性必修第二册 (3).pptx

1、Unit 2 Grammar and usage Passive voice in the present continuous and present perfect tenses 我们每年都种树。我们每年都种树。We plant trees every year.树每年都被我们种。树每年都被我们种。Trees are planted by us every year.我们每天都打扫教室。我们每天都打扫教室。We clean the classroom every day.教室每天都被我们打扫。教室每天都被我们打扫。The classroom is cleaned by us every d

2、ay.一、一、Passive Voice 被动语态被动语态We plant trees every year.Trees are planted by us every year.We clean the classroom every day.The classroom is cleaned by us every day.动作发出者动作发出者动作承受者动作承受者动作动作动作承受者动作承受者动作发出者动作发出者动作动作We clean the classroom every day.The classroom is cleaned by us every day.动作承受者动作承受者动作发出

3、者动作发出者动作动作1. 定义：动作的承受者做主语，表达被动含义定义：动作的承受者做主语，表达被动含义2. 基本形式：基本形式：be done(动词的过去分词动词的过去分词)3. 强调动作发出者：强调动作发出者：by + 动作发出者动作发出者4. be有各种时态变化有各种时态变化一、一、Passive Voice 被动语态被动语态时时 一般一般进行进行完成完成现在现在do/doesis/am/are doinghas/have done过去过去didwas/were doinghad done将来将来will dowill be doingwill have done态态时时 一般一般进行进行

4、完成完成现在现在do/doesis/am/are doinghas/have done过去过去didwas/were doinghad done将来将来will dowill be doingwill have done态态时时 一般一般进行进行完成完成现在现在do/doesis/am/are doinghas/have done过去过去didwas/were doinghad done将来将来will dowill be doingwill have done态态时时 一般一般进行进行完成完成现在现在do/doesis/am/are doinghas/have done过去过去didwas/

5、were doinghad done将来将来will dowill be doingwill have done态态现在进行时的被动语态现在进行时的被动语态is/am/are doingbe doneis/am/are being done现在完成时的被动语态现在完成时的被动语态has/have donebe donehas/have been done时时 一般一般进行进行完成完成现在现在do/doesis/am/are doinghas/have done过去过去didwas/were doinghad done将来将来will dowill be doingwill have done态

6、态is/am/are being donehas/have been done时时 一般一般进行进行完成完成现在现在do/doesis/am/are doinghas/have done过去过去didwas/were doinghad done将来将来will dowill be doingwill have done态态is/am/are donewas/were donewill be doneis/am/are being donewas/were being donewill be being donehas/have been donehad been donewill have b

7、een donePassive voice in the present continuous tense is/am/are being donehas/have been doneP20 ASelf-studywas builtSelf-studyhas been translatedSelf-studyare being made1. Have a general idea about passive voice in the present continuous and present perfect tenses.2. Be able to finish the exercises

8、which are based on this grammar.Learning Aims 用法用法 被动形式（肯、否、疑）被动形式（肯、否、疑）Passive Voice in the Present Continuous Tense 现在进行时的被动语态现在进行时的被动语态 Guidance and Exploration1. 用法：现在进行时表示用法：现在进行时表示动作动作当下或者最近一段时间当下或者最近一段时间正在正在发生发生，常见，常见时间标志词有时间标志词有now, listen! look! these days等。等。2. 被动形式：被动形式：is/am/are being d

9、one The flowers are being watered by him now.二、现在进行时的被动语态二、现在进行时的被动语态 My washing machine is being repaired this week, so I have to wash my clothes by hand.当下正在当下正在最近一段时间正在最近一段时间正在二、现在进行时的被动语态二、现在进行时的被动语态 肯肯 My washing machine is being repaired this week, so I have to wash my clothes by hand.否否 My wa

10、shing machine isnt being repaired this week.一般疑问一般疑问 Is your washing machine being repaired this week?特殊疑问特殊疑问 Where is your washing machine being repaired this week?二、现在进行时的被动语态二、现在进行时的被动语态 1. -Do you want to go to the talk on recycling? 2018常州常州 -Of course! I _(look) for some information for my ar

11、ticle on this these days.2. Look! The children _(take) care of by their aunt. 2018汕头汕头 am lookingare being taken一判主被动，一判主被动，二判时态二判时态1. Many speeches _ (hold) in our school these days.2. A new stadium _ (build). They hope to finish it next month.3. One third of the class _ (question) by the teachers

12、now.are being questionedis being built are being held4. -Whats that noise? -Oh, I forgot to tell you. The new machine _ (test).5. Look! The foreign guests _ (show) around the factory by Mr. Zhang. are being shownis being tested 用法用法 被动形式（肯、否、疑）被动形式（肯、否、疑）Passive Voice in the Present Perfect Tense 现在

13、完成时的被动语态现在完成时的被动语态 Guidance and ExplorationThe door has been locked. We cannot come in without the key.The child has been taken good care of by his grandma all these years. My car has been repaired three times.三、现在完成时的被动语态三、现在完成时的被动语态1. 用法：用法：动作发生在过去，强调对现在造成的动作发生在过去，强调对现在造成的影响影响。动作开始于过去，动作开始于过去，持续持续

14、到现在到现在。动作发生在过去，动作发生在过去，强调到目前为止重复的强调到目前为止重复的次数次数。*常见时间标志词有：常见时间标志词有：for+一段时间一段时间、since、迄今为止迄今为止(so far, up to now, by now, until now)、recently、already/yet、ever、never、just、in the past few years等等。肯肯 This book has been translated into many languages.三、现在完成时的被动语态三、现在完成时的被动语态2. 被动形式：被动形式：has/have been do

15、ne否否 This book hasnt been translated into many languages.一般疑问一般疑问 Has this book been translated into many languages?特殊疑问特殊疑问 Why has this book been translated into many languages?三、现在完成时的被动语态三、现在完成时的被动语态-What great progress _ by Huawei in recent years!-No wonder it is widely known in all parts of th

16、e world.2019宜昌改编宜昌改编 A. is being made B. has been made C. is made1. All his money _ (use) up and he has to borrow some.2. Watch out! You _ (follow) by a stranger.3. -The window is dirty. -I know. It (not clean) for weeks.has been usedare being followed hasnt been cleaned4. Paper money _ (use) for ov

17、er nine hundred years.5. -Have you moved into the new house?-Not yet. The rooms (paint). has been used are being paintedMake sentences with passive voice in the present continuous or present perfect tenses.buildvt. 建造建造The road is being built. The road has been built. Guidance and Explorationrepairv

18、t. 修理修理The car is being repaired. The car has been repaired. Guidance and ExplorationThe dish is being cooked. The dish has been cooked. Guidance and Explorationcookvt. 烹饪烹饪Summary1. 定义：动作的承受者做主语，表达被动含义定义：动作的承受者做主语，表达被动含义2. 基本形式：基本形式：be done(动词的过去分词动词的过去分词)3. 强调动作发出者：强调动作发出者：by + 动作发出者动作发出者4. be有各种时

19、态变化有各种时态变化一、一、Passive Voice 被动语态被动语态1. 用法用法+常见常见时间标志词时间标志词 2. 被动形式：被动形式：is/am/are being done （肯，否，疑三种句式）（肯，否，疑三种句式）二、现在进行时的被动语态二、现在进行时的被动语态三、现在完成时的被动语态三、现在完成时的被动语态1. 用法用法+常见常见时间标志词时间标志词 2. 被动形式：被动形式：has/have been done （肯，否，疑三种句式）（肯，否，疑三种句式）1. A new community sports centre is being built by the city

20、government.2. The walls in the workout rooms are being painted by some workers.3. I have been told by people the new workout rooms are very modern.4. Jenny has been asked by her PE teacher to make an exercise plan.5. Students are being tested by the teachers on their knowledge of fitness.Rewrite the

21、 following sentences using the passive voice.P21 B1Frances has written a review of the sports centre. Complete the revie with the correct forms of the verbs in the backets.P21 B2(1) are being made(2) have been put(3) are being tested (4) have been designed(5) has been built教材教材P21 B1 + B2背诵背诵U2 P19-27单词，周四听写单词，周四听写