Unit 1 Lifestyles Lesson 3 导学案-北师大必修1精品

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Unit1 Lifestyles Lesson 3导学案学习目标:了解一般现在时、现在进行时与一般将来时的不同用法重点难点:正确使用一般现在时、现在进行时与一般将来时学法指导:培养自主学习的习惯;通过观察讨论与总结,培养善于发现并总结的良好学习习惯学习过程:Step1. 知识详解一般现在时1.表客观真理,科学事实,格言及其它不受时间限制的客观存在。

a. The earth moves around the sun.b. A rolling stone gathers no moss(青苔).流水不腐。

2.表经常习惯性动作。

a. Father doesn’t smoke.b. He always sleeps with his windows open.3.表现在的行为或状态。

a. Someone’s at the door.b. What’s the matter with you?4.表主语所具备的特点,特征或能力。

Tom speaks good English.5.常用于时间、条件、让步状语从句,表将来,即经常说到的主将从现。

a. If it is fine tomorrow,we’ll go to the countryside.b. We’ll go out for a walk as soon as the rain stops.6.用于根据规定或时间表预计要发生的动作,只限于go,come,leave,start,stay,begin,close,open等动词。

a. The train leaves at 7∶30 this evening.b. The term starts on 23rd August.现在进行时be doing用以体现现在(或现阶段)正在发生或进行的动作1.表说话的时刻正在发生或进行的动作。

He is watching TV now.2.表目前一段时间内正在进行的动作,说话时动作未必正在进行。

Mr. Green is writing a novel these days.3.与频度副词、连词always,continually,forever,constantly,all the time等连用,带有感情色彩,多半表示说话人不满情绪、惊讶或赞赏等感情色彩。

a. She’s always borrowing money and forgetting to payme back.b. He is always thinking of others.4.用于go,come,leave,start,arrive,return等以及die,marry等等动词中,表示将来发生的动作。

a. He is coming to see you tomorrow.b. She is leaving for London soon.5 .用于动词get,grow,become,turn,begin,go等表渐变。

a. The leaves are turning red.b. It’s getting warmer and warmer.一般将来时1.一般现在时表将来时(1)主要用于表示根据规定、时间表预计要发生的。

a. She retires next month.b. Christmas falls on a Thursday this year.(2)用于时间、条件、让步状语从句表将来。

I’ll give it to you after he comes.2.be to do表将来(1)表预先安排好的计划或约定。

a. There is to be a concert on Saturday evening.b. The exhibition is to start in a week’s time.(2)表说话人的意志、意图、职责、义务、命令。

a. You are to finish your work before supper.b. No one is to leave the room without permission.3.be doing现在进行时表将来时,表计划、安排即将发生的动作,常用于位置移动的词:go,come,leave,start,arrive,return等以及die,marry等。

a. What are you doing tonight?b. We are starting the work in a few days.4.be going to(+动词原形)表将来。

(1)表决定或意图要做的事,有“打算”之意。

a. How long is he going to stay here?b. We are going to have a meeting today.(2)根据迹象表明将要发生的动作。

a. It is going to rain.b. She is going to have a baby.5.shall/will表将来。

(1)shall常用于第一人称在陈述句中表将来,will用于所有人称表将来。

多表示单纯的将来或意愿式的将来,will还可表示临时决定之将来。

a. He will be here in half an hour.b. —Tom is in hospital.—I don’t know.I’ll go to see him.比较:“be going to + 动词原形”与“will + 动词原形”的区别在于:前者表示“已经决定或安排要做的事”,而后者表示“临时决定去做某事”。

I am going to listen to music.I’ll answer the door.6.be about to do sth.=be on the point of doing sth.表客观即将、马上要进行的动作,一般不与具体时间状语连用。

The train is about to leave.常构成句式:… be about to do sth. when….Step2. 习题巩固语法专练1. Let’s kee p to the point or we any decisions.A. will never reachB. have never reachedC. never reachD. never reached2. It’s really time I went home but I’m enjoying myself,soI here a bit longer.A. am stayingB. have stayedC. stayedD. stay3. Hurry!The train .You know it at 8∶30 a.m..A. leaves;leavesB. is leaving;leavesC. leaves;is leavingD. is leaving;is leaving4. No one this building without the permission of the police.A. is leavingB. is to leaveC. has leftD. will be leaving5. –When will you come to see me,Dad?--I will go to see you when you _______ the training course.A. will have finishedB. will finishC. are finishingD. finish6. Look at the black clouds. It ________ soon.A. is rainingB. rainsC. will rainD. is going to rain7. –I thought I asked you to fix the radio.--Oh,I’m sorry,Mother,I _______ it right now.A. am to doB. will doC. be about to doD. am going to do8. –I’m not finished with my dinner yet.--But our friends _______ for us.A. will waitB. waitC. have waitedD. are waiting9. –Ann is in hospital.--Oh,really?I ______ know. I ________ go and visit him.A. didn’t;am going toB. don’t;wouldC. don’t;willD. didn’t;will10. If you ______,you’ll never succeed in future.A. don’t tryB. didn’t tryC. will tryD. haven’t try11. Dr Smith,together with his wife and daughters,_______ visit Beijing this summer.A. is going toB. are going toC. was going toD. were going to12. I ____ go out when suddenly the telephone rang.A. was going toB. was toC. was about toD. will13. My aunt ______ to see us,she’ll be here soon.A. cameB. is comingC. comesD. had come14. –Why don’t we choose that road to save time?--The bridge to it ________.A. has repairedB. is repairedC. is being repairedD. will be repairedStep3. 重点单词1.志愿者n. ____________2.毕业vi. _________________3. 挑战n. _____________4. 支持,支撑vt.& n. ____________5. 解决,解答vt. _____________词汇讲解1. volunteer(1)志愿者n. He works as a volunteer.(2) v. 自愿地或无偿地给予或提供(帮助建议)I volunteered to act as his guide. 我自愿当他们的向导。