Unit 2 Discovering Useful Structures(ppt课件) -2022新人教版（2019）《高中英语》必修第一册.pptx

1、Book 1 Unit 2Discovering Useful Structures目录页contentsLead-inTense:expressing future timeHomeworkSummaryExercisesLead-inPresentationLook at the sentences.Im travelling around Europe for two weeks with my aunt and uncle.Were renting a car and driving!My parents are taking me to Hong Kong during the Oc

2、tober holiday.In every example sentence,the present continuous tense is used to talk about a future plan.What tense are used in these sentences?What do you think the tense in the sentenses express?be doingIITense:expressing future time现在进行时表将来现在进行时表将来表示计划或安排表示计划或安排现在进行时表示将来意义，主要用于谈论已经计划或安现在进行时表示将来意义

3、，主要用于谈论已经计划或安排好的动作。排好的动作。能这样用的动词有能这样用的动词有:位移动词：位移动词：arrive,come,start,set off,drive,fly,go,leave,return,stay,travel等等其他动词：其他动词：do,have,meet,start,work,play,take,see,buy,spend等等1.用位移动词用位移动词 Were starting for Shanghai this afternoon.Our flight is taking off and lets hurry up;or we will miss it.The pla

4、ne is arriving in 10 minutes.2.用非位移动词用非位移动词 Lilly is walking to school tomorrow.The soldier is riding a horse to send the message the day after tomorrow.The young man is meeting his girlfriend this afternoon.They are spending their next summer holiday in Guilin.补全句子补全句子：1.她今晚将动身去新加坡。She _ Singapore

5、tonight.2.你什么时候动身去度假？When _ for your holiday?3.下星期天你打算干什么？What _ next Sunday?4.我妈妈不久将给我买辆自行车。My mother _ me a bike soon.5.我下课后见你。I _ you after class.6.我打算今年出一本书。I _ a book this year.即学即即学即练练is leaving forare you setting offare you doingis buyingam meetingam publishing1.will/shall do 表示将来表示将来二、其他表示将来

6、的表达方式二、其他表示将来的表达方式 She will come back next week.Where is the telephone book？Ill go and get it for you.will/shall do表示_，是对未来事情发生的“预见性”。will可用于各种人称，而shall一般用于第一人称。事先未经过考虑的打算、计划，而是在说话时才想到或决定的事，即临时起意，这时通常用_。单纯的将来单纯的将来will2.be going to do 表示将来表示将来 Are you going to watch the football game this afternoon?L

7、ook at the dark clouds!Its going to rain.be going to do表示_；还可表示根据_表明将要发生的事。打算、计划、安排或已经决定要做某事 某种迹象3.be to do 表示将来表示将来 You are to be back by 9 oclock.What am I to do?be to do 表示按计划中约定的或按职责、义务、要求_的事或即将发生的动作。必须去做必须去做4.be about to do 表示将来表示将来 Youd better fasten your seat belt.The plane is about to take o

8、ff.Now ladies and gentlemen,youre about to hear the most incredible tale.be about to do意为“_”，表示_的动作，不与_连用。刚要；正要刚要；正要 具体时间具体时间即将发生即将发生5.一般现在时表示将来一般现在时表示将来 The bus leaves at 9:00 pm.The flight to Hong Kong takes off at 8:30 am.一般现在时表示将来，表示按照_的安排要发生的事，如火车(汽车)出发、船只离岸、飞机起飞等。日程表或时刻表日程表或时刻表 6.状语从句中的一般现在时表示

9、将来状语从句中的一般现在时表示将来We will not give up until we find convincing evidence.We wont go,if it rains.Whether we help him or not,he will fail.在_、_、_中可使用一般现在时表示将来。时间状语从句时间状语从句条件状语从句条件状语从句让步状语从句让步状语从句主将从现主将从现一、一、单句语法填空单句语法填空：1.Sit down everyone.The films about _(start).2.Tell her that she is not _(be)back lat

10、e.3.Do you think Mom and Dad _(be)late?No,Swiss Air is usually on time.二、二、补全句子补全句子：1.I _ basketball after school.放学后我打算去打篮球。Really?I _ with you.真的？我要和你一起去。即学即即学即练练to startto bewill beam going to playwill go 2.New term _ on September 1st.9月1日新学期将开始。3.Shell write to you as soon as she _.她一到那儿就给你写信。4.

11、It will be five years before the project _.五年后这项工程才能结束。(complete)5.Did you hear the noise?你听到声音了吗？No,I _.没有，我去查看一下。即学即即学即练练beginsgets/arrives thereis completedwill go and check it6.This naughty(淘气的)boy _ here until class is over.这个调皮的男孩必须待在这里，一直到下课为止。7.If it _ tomorrow,there will be a sports meeting

12、 in our school.如果明天不下雨，我们学校就开运动会。即学即即学即练练is to staydoesnt rainActivity 2:Read the conversation and underline verbs in the present continuous tense.Discuss with a partner when and how these verbs are used.Amy:Jeremy:Hi,Amy!Some friends and I are going to that new water park on Saturday.Do you want to

13、 join us?Amy:Jeremy:Jeremy:Hello,Jeremy!What are you doing this weekend?Sure,Id love to!What time and where?Were meeting at 10:00a.m.at the bus stop near our school.How about lunch?Are you eating at the water park?Well,Im bringing my own lunch.I think some of the others are eating at the park,but th

14、e food there is really expensive.Amy:1:When the Present Continuous Tense is used for the future in the main clause,there is often an indication of time.2:Verbs that are often used in this way are:go,come,leave,get,arrive,meet,see off,take off,return,start,fly,stay(英语中称为位移动词).3.The action is usually

15、regarded as having been decided upon beforehand.SummaryActivity 3:Read the sentences and tick those that express future plans.1 _ Ive just booked my air ticket!Ill visit my grandparents in December.2 _ Gray might visit China next year,but hes still not sure.3 _ Kate has been invited to a meeting in

16、Iceland.She will apply for a visa soon.4 _ Could you help me with this box,please?Im afraid Im going to drop it.5 _ A:Hey,are you free for dinner tonight?B:Im sorry,no.Ill have dinner with my cousins tonight.1.Ive just booked my air ticket!Ill visit my grandparents in December.Ive just booked my air

17、 ticket!Im visiting my grandparents in December.3.Kate has been invited to a meeting in Iceland.She will apply for a visa soon.Kate has been invited to a meeting in Iceland.She is applying for a visa soon.5.A:Hey,are you free for dinner tonight?B:Im sorry,no.Ill have dinner with my cousins tonight.B

18、:Im sorry,no.Im having dinner with my cousins tonight.Rewrite the sentences in the present continuous tense.2.Gray might visit China next year,but hes still not sure.4.Could you help me with this box,please?I am afraid Im going to drop it.?Why cannot sentence 2 and sentence 4 be written in the prese

19、nt continuous tense?The decision has not been decided yet.be going to do refers to the speakers intention rather than his future plans.Summary 1:be doing 和和be going to do 都可以表示即将要做的事情。前者更强调事先都可以表示即将要做的事情。前者更强调事先计划好的安排、确定要做的事情；计划好的安排、确定要做的事情；后者表示说话者的打算和意图，还可表示根据当前后者表示说话者的打算和意图，还可表示根据当前情况作出的预言。情况作出的预言

20、。1.I _(always,love)you.2.My parents and I _(visit)the Architecture Museum this weekend.3.I think you _(find)this guidebook useful.4.We_(take)a trip to Hubei next month to see my grandmother.5._(you,contact)the travel agent this Friday?6.If you ask him,Im sure he _(give)you a ride to the airport.Acti

21、vity 3 on Page 79Decide whether will do or the present continuous tense is better and fill in the blanks.will always loveare visitingwill find are takingAre you contactingwill give Summary 2:will do 和和be doing表示即将发生的事情时表示即将发生的事情时,will do 更强调个人更强调个人意愿和瞬间的决定意愿和瞬间的决定。而。而be doing 强调事先计划好的安排。强调事先计划好的安排。S

22、ummary现在进行现在进行时表将来时表将来将来时的表达法将来时的表达法1.位移动词的现在进行时表位移动词的现在进行时表示示计划或安排计划或安排2.非位移动词表非位移动词表示示将来时，要有时间状语将来时，要有时间状语其他表将来其他表将来的表达方式的表达方式1.will/shall do 表表示示单纯的将来单纯的将来2.be going to 表示打算计划或安排好要做的事情，表示打算计划或安排好要做的事情，或根据某种迹象表明将要发生的事情或根据某种迹象表明将要发生的事情3.be to do 表示按计划中约定的或按职责义务要求必须去做表示按计划中约定的或按职责义务要求必须去做的事或即将发生的动作的

23、事或即将发生的动作4.be about to do 表示表示即将发生的动作即将发生的动作5.一般现在一般现在时时表示表示将来将来、按照日程表或时刻表的安排要发生按照日程表或时刻表的安排要发生的事的事，或，或用于时间和条件用于时间和条件、状语从句中。状语从句中。6.状语从句中的一般现在时状语从句中的一般现在时表示表示将来将来SummaryExercisesI.单句语法填空：单句语法填空：1.The telephone_(ring).Would you answer it,please?2.He _ always _(do)things for others,so everyone has hig

24、h praise for him.3.He _(write)a book about his experiences in Africa these days.4.How many of you _(come)to the party tonight?5.I _(take)my daughter to Central Park this Saturday.6.The match _(start)at 3:30 p.m.is starting/startsis ringingis doingis writingare comingam takingExercises 7.We _(move)to

25、 a different hotel the day after tomorrow.8.Im going to Singapore next week.How long _ you _(stay)there?9.The train _(arrive)in three hours.10.Its half past one now.They _(wait)for a taxi outside the school gate.are movingare stayingis arrivingare waitingExercisesII.补全句子：补全句子：1.他两小时后将赴伦敦和经理会面。(leave

26、)He _ London in two hours to meet with his manager.2.下课后我们打算在操场踢足球。(play)After class,we_ football on the playground.3.下周五我们将乘飞机去上海出席一个重要的会议。(fly)We _ to Shanghai next Friday to attend an important meeting.4.他明天上午到。(arrive)He _ tomorrow morning.is arrivingis leaving forare playing/going to playare fl

27、yingExercises5.因为有重要的事情要处理，客人今晚坐火车走。(leave)The guest _ by train tonight because he has an important thing to deal with.6.今晚我不出去，我待在家里。(stay)Im not going out tonight.I _ at home.7.天气预报说明天天气暖和。(be)The weather forecast says that _ tomorrow.it is going to be warmis leavingam stayingExercises8.门卫正要去睡觉，这时有人敲门。(about)The gateguide _ go to bed _someone knocked at the door.9.据预测，第二年的増长率只有19。(forecast)Next years growth rate _ at just 1%.10.不管他多忙，他总是乐意帮助别人。No matter how _,he is ready to help others.busy he iswas about towhenis forecastExercisesThanks