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1、SectionJIGrammar祈使句课前自主领梧KEQIANZIZHULINGWU语法图解表示请求、命令、劝告等定义Do型祈使句Be型祈使句-情定结构上Let型祈使句祈使句的反意疑问句Y祈使句的强调形式、祈使句+and/or+陈述句形式祈使句否定结构探究发觉Dont bring your cellphone to school.Never forget each of us is the master of the earth.Give me a ring as soon as you get home.Write to me as soon as possible, will you?Le
2、ts live a low-carbon life, shall we?Let us take care of the house while you are away, will you?You, girls, clean the desks; you, boys, sweep the floor.Dont stay outside at night, will you?Do put your heart into your studies before the ing exam.我的发觉(1)句为否认祈使句，句为确定祈使句。确定祈使句以动词原形开头,否认祈使 句以dont或 never开头
3、。(2)由句可知I, lets引导的祈使句的反意疑问句用shall we, let us引导的祈使句的 反意疑问句用will youo(3)由句可知祈使句的反意疑问句通常用will youo(4)句中，在祈使句前可加3或 g对句子表示强调，以加强句子的语气。课堂要点精析KETANGYAODIANJINGXI一、定义表示命令、恳求、建议、劝说、警告或禁止的句子叫祈使句。祈使句的主语一般为you, 通常省略，谓语动词使用原形，句末用感慨号或句号。Be quiet, please.请宁静。（恳求）Go and wash your hands.去洗手。（命令）Watch your steps.走路当心
4、。（劝说）Look out! Danger!当心！危急！（警告）Keep off the grass.勿踏草坪。（禁止）二、形式1 .确定结构（l）Do型（行为动词原形开头）Follow the rules of the road.遵守交通规那么。有的祈使句在意思明确的状况下可省略动词。This way, please. = Go this way, please.请这边走。（2）Be型（系动词be开头）Be sure to get here before nine.肯定要九点钟以前到这里。（3）Let 型（Lets/Let sb. + 动词原形）Lets have a meeting thi
5、s afternoon.今日下午我们开一个会吧。Let me have a try if you dont want to.假如你不想，就让我试一试吧。2 .否认结构（l）Do型和Be型的否认式都是在句首加Dorft或Never构成。即：DonVNever+动词原 形Dont be late tomorrow.明天不要迟到。Never put off what you should do till tomorrow.今日事今日毕。（2）Let型祈使句的否认式有两种：Dont+let+宾语+动词原形（+其他成分）；Lets not +动词原形（+其他成分）。Dont let the childr
6、en play in the street.别让小孩在街上玩耍。Lefs not waste time.咱们别铺张时间了。3. No+名词/动名词。此类否认祈使句多表示禁止。No smoking!禁止吸烟！No photos in the room.该房间不许拍照。即时演练1(1)单句语法填空(2015湖南高考改编)Always keep (keep) in mind that your main task is to get this pany running smoothly.(2014湖南高考改编)Make (make) what youre doing today important,
7、 because youre trading a day of your life for it.(2014北京高考改编)Observe (observe) carefully if any change occurs when doing experiments in the lab.(2013湖 南高考改编)Every day read (read) a proverb aloud several times until you have it memorized.(2)翻译句子过公路时要当心。Be ctreful when crossing the road.永久不要放弃你的幻想。Nev
8、er give up your dream.教室里不许抽烟。No smoking in the classroom.不要在阅览室里发出噪音。Dont make any noise in the reading room.进我的房间之前，请先敲门。Knock at the door before you entLr my room, please.三、祈使句的反意疑问句1 .祈使句为确定句，其反意疑问句用willyou/wontyou。e to have dinner with us this evening, will you/wont you?今晚来和我们一块儿吃饭，好吗？2 .祈使句为否认
9、句，其反意疑问句用win you。Dont smoke in the meeting room, will you?不要在会议室抽烟，好吗？3 .Let开头的祈使句构成反意疑问句时:除Let,s开头的用shall we外，其他的均用will youoLets take a walk after supper, shall we?我们晚饭后散漫步?，好吗？Let us go swimming, Mum, will you? 妈妈，让我们去游泳，行吗？即时演练2写出下面句子的反意疑问句e here next Sunday, will/wont you?Dont tell it to anyone,
10、 wilLyou?Weve been working for two hours. Lets stop and have a rest, shall wv?四、祈使句的强调形式1 .为了表示强调或加强命令、劝说的语气，使句子更具有说服力，常在其谓语动词前 加上do。Do be careful next time!下次肯定要认真！Do tell me where to buy the tickets for the concert.告知我去哪里买音乐会的票。2 .为了加强语气或指明同谁说话，可在动词前加上主语。加上主语时，由于是面对面 说话并直呼其名，故不管第几人称，动词均用原形，不考虑主谓全都
11、问题。Mary, e here - everybody else stay where you are.玛丽过来，其他人都别动。You be quiet!你宁静点！即时演练3完成句子Do remember（肯定记住）the rules I told you.Do be happy（肯定要欢乐）at any time.Tom, you go（汤姆,你去）shopping and Mary, you cook（玛丽，你做饭）.五、祈使句+ and/or（otherwise） +陈述句这种句型中的祈使句可改为if引导的条件句。and表示顺承关系，意为“那么； or（otherwise）表示转折关系意
12、为“否那么。Use your head, and you will find a way.=If you use your head, you will find a way.动动脑筋，你将会找到方法。Hurry up, or you*! be late.=If you dont hurry up, youll be late.快点，否那么你将会迟到了。在这两个句型中，祈使句可以是一个名词短语，陈述句中常使用一般将来时（win do）。即时演练4用and/or填空（2014天津高考改编）Give me a chance, and 111 give you a wonderful surpris
13、e.（2013北京高考改编）Dont turn off the puter before closing all programs, or you could have problems.（2014大纲卷改编）Call me tomorrow and Pll let you know the lab result.One step further and youll get lost.课后强化训练I .单句语法填空1. Work hard, and you will get promoted.2. Let us take care of Grandma, will you?3. Dont sp
14、eak （not, speak） with your mouth full of food.4. One more hour and we will get （get） everything ready for the birthday party.5. . Our English teacher is ill. Lets go and see him after school, shall we?6. Give （give） us ten years and just see what our country will be like.7. Li Ming, read （read） the
15、text - everybody else, listen carefully and see whether his pronunciation is correct.8. Don*t drink when you drive a car, will you?9. Walk to the comer, turn （turn） right and cross the road.10. Lets go （go） out for lunch after work its my treat.n.单句写作1. （2015北京高考标准范文）If you are interested in it, let
16、 me know and I1L send you more infoiTnation.假如你感爱好的话，让我知道我就会给你发送更多信息。2. （2015湖南高考总分值作文）Give him a hand and hell get through the difficulty.帮他一把，那么他就会渡过这个难关。3. （2015四川高考标准范文）If you get the job, do devote yourself to it and finally youll succeed.假如你得到这份工作，肯定要全身心的投入其中，最终你肯定会胜利的。4. （2014陕西高考总分值作文）11 丫01
17、10丫邛怕$111 3111。让11 110in our school. 盼望你在我们的学校能和我们一起度过欢乐的时间。5. .（2014辽宁离考标准范文）口0111 110 由由11。of showing your talent.不要错过你展现才艺的时机。6. （2014陕西离考总分值作文）Wele to our school and take part in the activities.欢送来我们学校参与这些活动。7. （2014浙江高考总分值作文）One more hour and Ill get the work finished.再多给我一个小时我就会把这项工作做完。8. （201
18、4安徽高考总分值作文）So just dont be so worried about it and try your best to solve it.因此不要担忧，尽力去解决它。III .短文改错I would just like say a big thank you to the kind gentleman and another couple whom helped me on Canterbury Road, on March I fall from my bicycle on my way home, both he and another couple stopped the
19、ir cars to see that 1 was all right and helped me up. The gentleman got me into his car and brought myself home, right to the front door, make me deeply touched. Besides for some slight injury to my legs, my arm was broken serious and required an the help from these selfish people, I would have been in a much worse mess. There are good person about and I thank you all most sincerely.答案：第一句：say前加to; whom-who其次句：fallfell; that-if/whether第三句： myselff me; makef making第四句： 去掉 for; serious-*seriously第五句：selfish-,selfless第六句：personf persons
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