Unit 1 Looking Forwards Grammar （ppt课件）-2024新外研版（2019）《高中英语》选择性必修第四册.pptx

1、Unit 1Period 2Grammar课 堂 学 习Tenses1Look at the sentences from the reading passage.Decide which tense each is in and match the tenses to what they describe.a For many of us,its something we already have experienced.b What will we be doing in ten years time?c He would later go on to win the Nobel Priz

2、e in Literature.d.the young Arthur Conan Doyle,born in Scotland in 1859,had originally worked as a doctor.e.Doyle wrote some of his early Holmes stories while he was waiting for patients in his medical pratice in London.f.but Sherlock Holmes has been entertaining readers for well over a century.1.An

3、 action completed in the past before another past action.2.An action or event taking place over a particular period in the future.3.An action that happened in a period of time up to the present.4.An action that started in the past and may still be going on or have just stopped.5.An intended future a

4、ction or event as seen from the past.6.An on-going situation at or around a particular time in the past.dbafceNow answer the questions.1.What other tenses have you learnt?Find examples in the reading passage.One moment,we are lying comfortably in bed,about to fall into a deep sleep.(Present Continuo

5、us).we find ourselves wondering or even worrying about possibly the most important issue of our life.(Present Simple)Although they shared the same ambitious and energetic approach to life,.(Past Simple)2.What do these tenses describe?Present Continuous:to talk about actions happening now or around n

6、ow;to be used for future arrangements.Present Simple:to be used for habits,permanent situations,and truth;to be used for the future for timetabled events,such as airplanes.Past Simple:to describe events in the past.【语法讲解】【语法讲解】一般体进行体完成体完成进行体时态时态一般现在时一般过去时一般将来时过去将来时现在进行时过去进行时将来进行时现在完成时过去完成时现在完成进行时【语法

7、讲解】【语法讲解】一般将来时 VS 过去将来时【语法讲解】【语法讲解】一般将来时构成：will/shall+动词原形/be going to+动词原形/be to+动词原形/be about to+动词原形过去将来时构成：should/would+动词原形/was/were going to+动词原形/was/were to+动词原形/was/were about to+动词原形【语法讲解】【语法讲解】一般将来时用法一般将来时用法will/shall+动词原形(1)表示将要发生的动作或将来存在的状态，shall 一般用于第一人称，will 可用于各种人称，常与表示将来的时间状语连用。常见的有：

8、tomorrow 明天 in the future 将来 later on 后来 the day after tomorrow 后天 next week/month/year 下周/下个月/明年(2)will 还可表示说话时临时作出的决定。e.g.Shall I order a taxi for Sarah to go to the airport tonight?Dont bother.Ill drive her there.【语法讲解】【语法讲解】be going to+动词原形表示按计划、打算要做某事；还可表示“预见”，即某种迹象预示着要发生某事。e.g.Whether in the h

9、ome or the workplace,social robots are going to become a lot more common in the next few years.无论是在家里还是在工作场所，未来的几年里社交机器人将会变得更加普遍。be to+动词原形表示按计划、约定或按职责、义务必须做的事或即将发生的动作。e.g.The highway is to be opened in May.这条高速公路将在5月份开放。You are to hand in your papers by 10 oclock.10点前你们得上交论文。【语法讲解】【语法讲解】be about to

10、+动词原形表示立即要发生的动作，常译作“即将；马上就”，通常不与具体的时间状语连用。e.g.Work was about to start on a new factory building.新厂房即将动工。【语法讲解】【语法讲解】过去将来时用法过去将来时用法should/would+动词原形表示从过去某时看来将要发生的动作或存在的状态。e.g.He said that the meeting would begin at half past nine this morning.他说会议将在今天上午九点半开始。was/were going to+动词原形表示准备、计划做某事，或将要发生某事。e

11、.g.I was told that he was going to return home.有人告诉我他打算回家。was/were to+动词原形表示曾计划做某事，如果计划的事情没有实现，要用不定式完成时。e.g.She said she was to get married next month.她说她计划下个月结婚。was/were about to+动词原形 表示“正要，即将”e.g.The train was about to leave.火车就要开了。【牛刀小试】【牛刀小试】1.They (have)a competition with us in studies tomorrow

12、 morning.2.We (buy)some books and pencils this weekend.3.He said he (go)to Beijing the next day.4.I hoped Tina (come)to my birthday party on time the next Wednesday.are going to have would go was comingare going to buy【语法讲解】【语法讲解】现在完成时 VS 过去完成时【语法讲解】【语法讲解】现在完成时(have/has+过去分词)(1)表示从过去开始一直持续到现在的动作或状态，

13、可能还会继续进行下去，常用的时间状语有：since+时间点/从句 for+时间段e.g.His first novel has received good reviews since it came out last month.他的首部小说自上个月出版以来获得了许多好评。He has taught Chinese for more than 20 years.他教中文已有20多年了。(2)表示动作或过程发生在说话之前某个没有明确说出的过去时间，但现在已经完成，且其结果对现在仍有影响。常用的时间状语有：lately 近来 recently 最近 so far 到目前为止 up to/till

14、now 直到现在 by now 到现在 in the last/past few days/years 在过去的几天/几年里e.g.So far,they have met with no success.到目前为止，他们还没有成功过。【语法讲解】【语法讲解】注意注意瞬间动词可以用于现在完成时，但在肯定句中不能与表示 一段时间的状语连用。常用的瞬间动词有:go,come,arrive,leave,begin,borrow,buy,die,fall,stop,start,kill,close,join 等。e.g.他已经参军三年了。He joined the army three years a

15、go.He has been a soldier for three years.He has been in the army for three years.【语法讲解】【语法讲解】过去完成时(had+过去分词)(1)表示在过去某一时间或过去某一事件之前已经发生并完成的动作，即“过去的过去”。e.g.The film had begun when we got to the cinema yesterday.昨天我们到达电影院时，电影已经开始了。(2)表示一个动作或状态从过去某一时间之前已经开始，一直持续到过去这一时刻，并也可能继续下去。常用的时间状语有：by the end of/by

16、the time 等e.g.By the time Jack returned home from England,his son had graduated from college.杰克从英格兰回到家中时，他的儿子已大学毕业。(3)intend,mean,hope,want,plan,suppose,expect,think等动词的过去完成时，可表示 过去未曾实现的愿望或想法等。e.g.I had intended to call on you yesterday,but I had an unexpected visitor.我本来打算昨天去看你的，但我这边来了一个不速之客。（实际上没去

17、）【牛刀小试】【牛刀小试】1.The countryside (change)a lot in the past few years.2.As soon as we got to the station,the train (leave).3.There (be)too much rain in San Francisco this year.4.By the end of last term,we (learn)5000 new words.has changedhad lefthas beenhad learned【语法讲解】【语法讲解】现在进行时 VS 过去进行时【语法讲解】【语法讲解】

18、现在进行时(am/is/are+现在分词)(1)表示说话时正在发生或进行的动作，或现阶段一直进行着的动作，常与一些标志性的时间状语连用。e.g.The workers are building a garden these days.工人们这些日子一直在修建一个花园。(2)一些非延续性动词可用现在进行时表示按计划、安排将要发生的动作，常见的这类动词有：come 来 go 去 leave 离开 arrive 到达 begin 开始 start 开始 return 返回 move 移动 take 拿走e.g.We are moving to a new house.我们将要搬进一所新房子里。【语法

19、讲解】【语法讲解】过去进行时(was/were +现在分词)(1)表示过去某一时刻正在发生的动作，或过去某一个阶段内一直在进行的动作，常用的时间状语有：at this/that time+过去时间 at.oclock+过去时间from.to.+过去时间 those days 那些日子 just now 刚才；刚刚e.g.Just now he was just messing around.他刚才纯属捣乱。(2)表示一个过去的动作正在进行时，另一个过去的动作发生了，常与 when,while 引导的时间状语从句连用。e.g.My brother fell while he was riding

20、 his bicycle yesterday.我弟弟昨天骑自行车时从车上掉下来了。【牛刀小试】【牛刀小试】1.Look at the picture.The children (fly)kites in the park.2.Lindas brother TV (watch)in his bedroom now.3.We (have)supper when the phone rang.4.When we (have)supper,the light went out.are flyingis watchingwere havingwere having【语法讲解】【语法讲解】将来进行时 VS

21、 现在完成进行时【语法讲解】【语法讲解】将来进行时(will/shall be+现在分词)表示将来某一时刻或某一段时间里正在进行的动作，常与一些标志性的时间状语连用。e.g.I feel so excited!At this time tomorrow morning I will be flying to Shanghai.我太激动了！明天早上此时我将飞往上海。【语法讲解】【语法讲解】现在完成进行时(have/has been+现在分词)表示从过去某一时刻开始，一直持续到现在的动作。这一动作可能刚完成，也可能仍在进行。常用的时间状语有：all day/month;this month/wee

22、k/year;these days;recently/lately;in the past few+时间段;since+时间点;for+时间段等e.g.Tom has been working in the library every night over the last three months.在过去的三个月里汤姆每天晚上都在图书馆工作。【牛刀小试】【牛刀小试】1.This time next day they (sit)in the cinema.2.After you take the medicine,you (feel)much better.3.She (play)tennis

23、 since she was eight.4.The Chinese (make)paper for two thousand years.will be sittingwill be feelinghas been playinghave been making2Complete the blog with the correct form of the verbs in brackets.I woke at dawn again and already the birds 1 _(sing).In the coming days,we 2 _(paint)the toilet block

24、that we had been building over the last two months.I 3 _(live)in this Cambodian village for two months.Despite the hard physical work,I 4 _(not regret)for one moment choosing to spend my gap year as a volunteer for the Cambodia Foundation.It is wonderful to meet such friendly local people who are ha

25、ppy to share their lives with us.were singingwould be paintinghave been living/have liveddont regret/havent regretted2Complete the blog with the correct form of the verbs in brackets.I 5_(feel)happy and free of worries.And of course,I 6 _(become)fitter.This gap year has been a fantastic opportunity

26、for my personal growth,and I surely 7 _(continue)to learn about how other people live their lives after it ends.feelhave become/am becomingwill continue3Work in pairs.Read the profile and talk about Davids life using different tenses where appropriate.David MasonPERSONAL INFORMATIONDate of Birth 20

27、June 2001Nationality BritishEDUCATION 2007-2013 Carson Primary School 2013-2019 Wildwood High School3Work in pairs.Read the profile and talk about Davids life using different tenses where appropriate.David MasonEXTRACURRICULAR EXPERIENCESept 2017 first prize for school science projectApr-Oct 2018 ex

28、change programme in ChinaJul 2019-present gap year in CambodiaFUTURE PLANS undergraduate study at Newcastle University chemical engineer after graduation voluntary work to help people in needExamples:David Mason was born on 20 June in 2001.He studied in Carson Primary School from 2007 to 2013.He is

29、going to do voluntary work to help people in need.4 Work in pairs.Interview each other about your past experience and future plans.Share them with the class using different tenses where appropriate.课堂总结课堂总结1.Review the usage of tenses and do the relevant exercises.2.Make up an interview using the words and expressions youve learnt today.