Unit2 Grammar and usage（ppt课件）-2023新牛津译林版（2020）《高中英语》必修第二册.pptx

1、Grammar and usage Passive voice Passive voice in the present continuous present continuous and present perfectpresent perfect tense词词汇复习汇复习1 It is (assume)that stress is caused by too much work.2 The club also offers its (congratulate)to Dr.Brown on her appointment as president.3 There is a (tend)fo

2、r this disease to run in families.4 Keeping a proper balance between study and rest keeps us (energy).5 Try (stretch)your legs and pulling your toes upwards.6 We dont find anything value in your information.7 We should try our best to make up our loss.8 She felt nervous,(lack)in confidence about her

3、self.9 She has had a number of different jobs,(range)from chef to swimming instructor.10 The situation in that country should (prevent)from becoming worse.assumedcongratulationstendencyenergeticstretchingofforlackingrangingbe preventeddo wonders;stick with;on average;make up for;over the long term;t

4、o start with;in general;above all;keep up;play a role in1 English in the international communication.2 The sleeping time for Senior 3 students is about 6 hours or so per day .3 Work harder to the time wasted in the past.4 Eight glasses of water per day can .5 If the tool works well,then it.6 But any

5、way,we should make efforts .7 Never waste anything,and never waste time.8 If they were positive,congratulate yourself and the good work.9 ,this policy will benefit the common people.10 I think we need to improve our educational system .plays a role inon averagemake up fordo wondersstick withto start

6、 withabove allkeep upOver the long termin general课文语法填空 Regular exercise (do)wonders for peoples physical and mental health.It can increase the (efficient)of your heart and lungs.It tends (improve)your immune systems.,it helps you reduce stress and negative feelings.When planning an exercise routine

7、,it is wise of you to consider first youd like to improve,such as heart and lung efficiency,muscle strength or flexibility.Then choose activities you enjoy and stick with them.However,thats not enough.You should eat right and prevent (injure).Eat foods (contain)carbohydrates to keep up your energy.E

8、at foods rich in protein to help to recover and repair your muscles.But dont eat (immediate)after exercise.You should drink throughout exercise to make up water lost to sweat.Last but not least,(wear)proper clothes and equipment is necessary for exercise.You should also start small and slowly form y

9、our regular exercise routine.doesefficiencyto improveMoreoverwhat injurycontainingimmediatelyforwearing观察思考 We are being killed for the wool beneath our stomachs.Our fur is being used to make sweaters for people like you.I wonder what is being done to help you.So good things are being done here to s

10、ave local wildlife.A project about protecting the natural resources is being designed.SB Page 20 A Exploring the rules.Find the sentences in the leaflet(小叶、传单）that use the passive voice in the present continuous and present perfect tenses.1 现在进行时（present continuous）的The finishing touches are now bei

11、ng put to a new swimming pool.Weight training classes,for example,are being designed and.形 式肯定形式（肯肯定形式（肯定句）定句）主语主语+be(am,is,are)+being+done否定形式（否定句）主语+be(am,is,are)+not+being+done一般疑问句be(am,is,are)+主语+being+done特殊疑问句疑问词+be(am,is,are)+主语+being+done用 法1 表示此刻正在进行的被动动作。She is being examined by a doctor.

12、2 表示现阶段正在进行的被动动作，但此动作在此时此刻不一定发生。A new station is being built.3 表示经常性的被动动作，常与always,constantly 等词连用。He is always being praised by the teacher.4 与部分情态动词连用，表示对正在发生的动作的推测。He may be being scolded by his father at the very moment.观 察 思 考1 He has been admitted to the club.2 Toms novel has not been publishe

13、d.3 Has his bike been repaired?4 Who has been invited?5 Over the past week,he has been changed quite a lot.形 式肯定式（句）主语+have/has been done否定式（句）主语+have/has not been done一般疑问式（句）Have/Has+主语+been done?特殊疑问式（句）疑问句+have/has +主语+been done?用 法1 表示被动的动作在说话之前就已经完成，强调过去的动作对现在造成的影响或产生的结果，通常与 already,yet,never,

14、recently等副词及时间状语so far,by now,up till now,since等连用。2 表示一个被动的动作或状态从过去开始一直持续到现在，并且可能持续下去，常与for或since等引出的时间状语（从句）连用，或用于how long引出的句子中。）The room has already been cleaned.The machine has been repaired for two hours.3 用于条件状语从句中，表示将来某个时间已经完成的动作。You shouldnt leave school before your homework has been finish

15、ed.现在完成时（present perfect）的被动语态 Our facilities have been enlarged and redone.Our workout rooms have been updated with.Our aerobics class has been replaced with several fun options,.现在进行时的动词形式现在完成时的动词形式am/is/are +being +donehave/has +been+doneTips：1 关键点1 判断主语和谓语动词之间的主、被动关系；2 判断句子的时态，确定谓语动词的恰当形式。M：I wa

16、snt invited.I wish I didnt disturb you.W：Absolutely not.Excuse the mess-The house is being painted.M：What makes you paint the house?W：We are going to have a party here.Some old friends of mine will be invited by me.M：This house must have a long history，so it is difficult to paint.W：The house had bee

17、n painted by my grandfather by 1960.Its not an easy job.But everything will have been done by the end of this weekend.M：House painting is always done by me at home.I would like to help you if you need.找出下文中的被动语态的使用I wasnt invitedThe house is being painted.Some old friends of mine will be invited by

18、me.The house had been painted by my grandfather by 1960.But everything will have been done by the end of this weekend.House painting is always done by me at home.一般现在时am/is/are+done 一般过去时was/were+done一般将来时am/is/are going to be done;will be done过去将来时was/were going to be done;would be done现在进行时am/is/a

19、re being+done过去进行时was/were being+done现在完成时have/has been+done过去完成时had been+done常见的八种时态的被动语态的构成含Applying the rules(应用规则）B1-用被动语态改写句子1 The city government is building a new community sports centre.2 Some workers are painting the walls in the workout rooms.判断主语、宾语分辨时态是否需要强调动作的执行者 .The walls in the worko

20、ut rooms are being painted 不规则动词的过去分词3 People have told 4 Jennys PE teacher has asked to make an exercise plan.5 The teachers are testing on their knowledge of fitness.I have been told that the new workout rooms are very modern.She/Jenny has been asked to make an exercise plan(by her PE teacher）Stud

21、ents are being tested on their knowledge of fitness(by the teachers).B2 Complete the review with the correct forms.,but preparations presently for.Lots of new and modern facilities in place.Some of the exercise machines by a group of energetic young people now.A whole new range of courses for people

22、 of all ages,.so far,no basketball court .are being madehave been putare being testedhave been designedhas been built将下列 5句话 改为 被动语态。1 They plant trees every year.2 Jane did her homework yesterday.3 The man is painting the house now.4 The chef was cooking dinner at 8:00 last night.5 Tom has got the

23、driving license since 2010.1 Trees are planted(by them)every year.2 Janes homework was done(by her)yesterday.3 The house is being painted(by the man)now.4 Dinner was being cooked(by the chef)at 8:00 last night.5 The driving license has been got(by Tom)since 2010.1 More and more money for the Hope Pr

24、oject now.A is collected B has been collected C is collecting D is being collected2 Look!The children by their aunt.A are being taken care ofB take care of C was taken care ofD are taken care of3 A swimming pool in our school presently.A is builtB is being built C has been builtD will be builtDAB单句语

25、法填空单句语法填空1 The plan to explore the South Pole (make)these days.2 Every possible means (try)to stop the bad behavior,but they dont work at all.3 Because of bad scores,Jimmy may (beat)by his father at the very moment.4 When you get the paper back,pay special attention to what (mark).5 Great changes (t

26、ake)place in my hometown since 2000.is being madehas been triedbe being beatenhas been markedhave taken6 When I reached the station,the tickets (sell)out.7 The little boy has made rapid progress recently and several times by his teachers.(praise)8 The question about where the factory is going to be

27、built (discuss)now.9 Over the past ten years,this town (hit)twice by earthquakes.10-Will the lecture be held at 4 oclock this afternoon?-No.It (put)off till tomorrow afternoon.had been soldhas been praisedis being discussedhas been hithas been put被动语态的使用场合1 He is known far and wide.他远近闻名。2 Such book

28、s are written for children.这些书是为儿童写的。The room is cleaned every day.这个房间每天都打扫。3 It is/was said(belived,suggested.)that.It is reported that about 1350 people were killed in the earthquake.据报道，这次地震中大约1350人死亡。强调动作的承受者。不知道或没有必要说明动作的执行者。作客观说明，“据说、据报道；人们相信、人们建议.”被动语态的三种特殊情况1 感官动词（sound,feel,look,smell,tast

29、e)用作系动词时，后接形容词作表语，有被动的性质，但不是被动语态。The flower smells sweet.The dish tastes delicious.2 某些及物动词(wash,clean,wear,write,read,tear,open,close,weigh,sell等）加副词（well,badly,easily,smoothly），3(sth.)+be worth+doing （某事）值得（被）做 want/need/require+doing 需要被 The coat requires mending/to be mended.My hair wants/needs/requires cutting.Thank you!