Unit 2 Travelling around Discovering Useful Structures （ppt课件-素材）-2024新人教版（2019）《高中英语》必修第一册.zip

Period 3 Discovering useful structures 1.To master the basic usages of the tenses suggesting future meanings,especially the present continuous tense suggesting the future meaning.2.To solve the related tasks using the tenses suggesting future meanings.Learning aimsLeading-inListen to the radio and pay attention to the structure of underlined sentences.Q:What is the basic structure of underlined sentences?And what is the function of this kind of structure?Im sitting here in a boring room.its just another rainy Sunday afternoon.Im wasting my time,I got nothing to do.Im hanging around,Im waiting for you.but nothing ever happens,and I wonder.Im driving around in my car.Im driving too fast,Im driving too far.Id like to change my point of view.I felt so lonely,Im waiting for you.but nothing ever happens,and I wonder.I wonder how,I wonder why.Yesterday you told me about the blue,blue sky.and all that I can see is just a yellow lemon tree.Im turning my head up and down.Im turning,turning,turning,turning,turning around.and all that I can see is just another lemon tree.Im sitting here,I miss the power.Id like to go out taking a shower.but theres a heavy cloud inside my head.I feel so tired,and put myself into bed.where nothing ever happens,and I wonder.1.The underlined sentences all use the same structrue:be+doing(the present continuous tense)2.The present continuous tense is used to express present meanings.现在进行时现在进行时Grammar 1.现在进行时主要用于按计划或安排将要发生的动作或事件现在进行时主要用于按计划或安排将要发生的动作或事件,常表示最近常表示最近或较近的将来。有此用法的动词多为表示位置转移的动词或词组或较近的将来。有此用法的动词多为表示位置转移的动词或词组,如如:arrive,come,get,go,leave,return,start,take off,set off等。等。The guest is leaving by train tonight.客人今晚坐火车走。The boys are starting school on Monday.男孩子们星期一就要开学了。2.表示将来的现在进行时除了使用位移的动词外表示将来的现在进行时除了使用位移的动词外,还有趋向性动词还有趋向性动词,如如do,buy,meet,have,play,spend,stay等等,此时句中一般要有表示将来此时句中一般要有表示将来的时间状语。的时间状语。What are you doing next weekend?下个周末你准备干什么?She is buying a new bike soon.她不久后将买一辆新自行车。3.在时间或条件状语从句中在时间或条件状语从句中,用现在进行时表示将来。用现在进行时表示将来。If he is still sleeping,dont wake him up.如果他(那时)还在睡觉,不要叫醒他。Dont disturb her when she is doing her homework.她做作业时不要打扰她。现在进行时有时可用来描述一种重复的动作现在进行时有时可用来描述一种重复的动作,通常与通常与always,constantly,continually等副词连用等副词连用,且往往具有特定的感情色且往往具有特定的感情色彩如表示满意、赞扬、责备、不满、厌烦、不以为然等。彩如表示满意、赞扬、责备、不满、厌烦、不以为然等。He is always losing his keys.他老是丢钥匙。She is forever complaining about her job.她总是抱怨她的工作。【即学即练即学即练】语法填空语法填空/完成句子完成句子(1)The summer holiday (come).My classmates and I are talking about what to do during the holiday.(2)Now I _ (leave)home for college.At last,I will be on my own,but I still want to have my parents to turn to whenever I need help.(3)_ (彼得要来吗)？(come)No,he changed his mind after a phone call at the last minute.is comingam leavingIs Peter coming 1.will/shall do表达单纯的将来表达单纯的将来,是对未来事情发生的是对未来事情发生的“预见性预见性”。will 可用可用于各种人称于各种人称,而而shall 一般用于第一人称。一般用于第一人称。I will go to visit him tomorrow.我明天要去看他。I shall be in touch with you again shortly.我很快再和你联系。2.be to do表示命令、安排、倾向或必须、义务等。表示命令、安排、倾向或必须、义务等。You are to make the necessary changes.你要做出必要的改变。3.be about to do表示即将发生的动作表示即将发生的动作,有有“即将即将”的意思的意思,但不能和具体的时但不能和具体的时间状语连用。间状语连用。The package is about to come unwrapped.那个包快散开了。4.be going to do表示按计划或安排打算去做某事表示按计划或安排打算去做某事,或表示有迹象表或表示有迹象表明要发生某事。明要发生某事。We are going to call her this evening.我们打算今晚给她打电话。5.用一般现在时表示将来用一般现在时表示将来:表示按规定或时间预计要发生的事。表示按规定或时间预计要发生的事。The train leaves at 10:04 this evening.火车今晚10:04发车。【即学即练】语法填空【即学即练】语法填空(1)Wasnt Joan supposed to be here by now?Dont worry.She _(be)here in about twenty minutes.(2)Dr.Jackson is not in his office at the moment.All right.I _(call)him later.(3)The students have been working hard on their lessons and their efforts _(reward)with success in the end.(4)I _ see the doctor at 10：00.Ive made an appointmentYou dont have to.You _ be all right soon if you take the medicine.Aam going to;will Bwill;am going toCwould;are going to Dam to;wouldwill bewill/shall callwill be rewarded Exercise1Ladies and gentlemen,we _(arrive)at Nanjing Station.Please get ready to get off the train.2Emma _(leave)for Shenzhen by plane at 3：00 this afternoon.It is half past two now and her brother John _(see)her off at the airport.3The Conservatives(保守党)_(win)the election(选举).They already have most of the votes.4When are you leaving?My train _(leave)at 11：30.5As you go through this book,you _(find)that each of the millions of people who lived through World War had a different experience.6My mother _(leave)Shanghai in a few days.I wonder when the earliest plane _(take)off on Sunday.7Do you know when he _ again?Sorry,I dont know.But when he _，Ill let you know.(come)8Ill go and see you off at the airport this afternoon.Thanks,but the plane _(take)off at 5：45,and youll be still working.When work is a pleasure,life is a joy!当工作是一种乐趣时，生活才是一种享当工作是一种乐趣时，生活才是一种享受受！