七年级英语Don’t eat in class Section A.ppt

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1、Dont eat in class.Section AUnit 12Section A1.学会用英文表达一些标志的含义学会用英文表达一些标志的含义2.能熟练使用目标语言谈论对某些规章制度能熟练使用目标语言谈论对某些规章制度（校规、家规等）的看法（校规、家规等）的看法教学目标教学目标Ms 女士女士 New words New words Ms意为“女士”，是对婚姻状况不明的女子的尊称。称呼女子还有两个词：Miss用来称呼未婚女子，意为“小姐”；Mrs 用来称呼已婚女子，意为“夫人”。Miss，Mrs，Ms等称呼语只能位于姓氏之前，而不能位于姓氏之后。如“王小姐”为Miss Wang,而不是Wan

2、g Miss。hallway 走廊；过道走廊；过道New words New words classroom 教室教室New words New words New wordsNew words 点击查看点击查看动画词汇动画词汇fight 打架；争吵打架；争吵 下一页下一页fight 是不及物动词，其后加上with才能接宾语。fight with sb.意为“与某人打架”。如：Dont fight with your sister again.不要再和你妹妹打架了。They are fighting with the enemies bravely.他们正在勇敢地同敌人战斗。Explanati

3、on New wordsNew words 点击查看点击查看动画词汇动画词汇rule 规则规则 下一页下一页outside 外面的；在外部的外面的；在外部的 New wordsNew words inside 里面的；在里部的里面的；在里部的dinning 饭厅；餐厅饭厅；餐厅New words New words have to意为“必须；不得不”，后接动词原形，有人称、数和时态的变化。它的第三人称单数形式为has to，过去式为had to。含有have to,has to,had to的句子需分别借助助动词do,does,did构成疑问句和否定句。如：She has to go ther

4、e by bus.(改为一般疑问句)Does she have to go there by bus?They had to get up early.(改为否定句)They didnt have to get up early.New words New words sports shoes 运动鞋运动鞋New words New words gym=gymnasium 体育馆体育馆New words New words School Rules Do you know these school rules?Dont arrive late for class.School Rules Do

5、nt run in the hallways.School Rules Dont eat in the classroom.School Rules Dont listen to music in the classrooms or the hallways.School Rules Dont fight.School Rules Dont talk in class.Dont talk with each other in class.School Rules Dont sleep in class.School Rules School Rules Dont use mobile phon

6、e in class.Dont have long hair for boys.School Rules Dont smoke.(No smoking)School Rules break the class rulestalk about rulesbreak the rules违反规则违反规则break the school rules违反校规违反校规违反班规违反班规 谈论谈论规则规则Language goals 1.Dont arrive late for class.2.Dont run in the hallways.3.Dont eat in the classroom.4.Don

7、t listen to music in the classrooms or the hallways.5.Dont fight.1aWrite the numbers of the rule.123451.Dont arrive late for class.2.Dont run in the hallways.3.Dont eat in the classroom.4.Dont listen to music in the classrooms or the hallways.5.Dont fight.Listen.What rules are these students breakin

8、g?Write the numbers after the names.1bPeter _ Selina_ Nick _2341bTapescript Ms Clark:Hey,Peter.You know the rules.Dont run in the hallways.Peter :Sorry,Ms Clark.Mr Smith:Selina,dont eat in class.Nick :Oh,sorry,Mr Smith.Mr Smith:Hey,Nick.Dont listen to music in class,Nick!Boy 1 :He cant hear you.Mr S

9、mith.拓展拓展下一页下一页祈使句表请求、命令、叮嘱、邀请、劝告等。祈使句分为第二人称祈使句及第、三人称祈使句两大类。拓展拓展祈使句祈使句一、祈使句的分类 1第二人称祈使句通常用来向听话者发出命 令，提出要求或建议。这种祈使句的主语 you通常不表示出来，而是以动词原形开 头。如：Stand up!Dont worry about!拓展拓展祈使句祈使句2第一、三人称祈使句是以第一人称和第 三人称代词或者名词等作为祈使的对 象，这类祈使句通常以let为引导词表建 议。如：Lets go!Let us go home!Let him be here by 10 oclock 二、祈使句的强调形式

10、及否定形式 1.祈使句的强调形式是在整个结构之前加 do。如：Do give my regards to your parents!务必一定代我向你父母问好!2.祈使句的否定形式是在整个结构之前加 dont或never。如：Dont you be nervous!你不要紧张!拓展拓展祈使句祈使句肯定祈使句肯定祈使句 否定祈使句否定祈使句1.Sit down.2.Come in.3.Eat at home.4.Listen to music outside.5.Do your homework at school.Dont sit down.Dont come in.Dont eat at ho

11、me.Dont listen to music outside.Dont do your homework at school.Practice 将下列祈使句改成否定形式。将下列祈使句改成否定形式。A:What are the rules?1.Dont arrive late for class.2.Dont run in the hallways.3.Dont eat in the classroom.4.Dont listen to music in the classrooms or the hallways.5.Dont fight.B:Well,we cant arrive late

12、 for class.1cStudent A is a new student.Student B tells Student A about the rules above._ listen to music in the classrooms or hallways._ eat in the classrooms_ wear a hat_ listen to music outside_ fight_ listen to music in the music room_ eat in the dining hall_ eat outside2aListen.Check()the activ

13、ities Alexand Cindy talk about.listen to music in the classrooms or hallways eat in the classroomswear a hatlisten to music outsidefightlisten to music in the music roomeat in the dining halleat outside2bListen again.Can Alex and Cindy do these activities?Circle“can”or“cant”above.cancancancancancanc

14、ancancantcantcantcantcantcantcantcant2a,2bTapescript Cindy:What are the school rules,Alex?Alex :Well,we cant listen to music in the classrooms or hallways.But we can listen to it in the music room.Cindy:Uh-huh.Alex :And we cant eat in the classrooms,but we can eat in the dining hall.Cindy:Oh.And can

15、 we wear a hat in class?Alex :No,we cant wear hats.What else?Oh,you cant fight with anyone.That makes the teachers really unhappy.Cindy:I see Can we?Yes,we can.No,we cant.eat in classlisten to music outsidewear hats in schoolfight in classtalk loudly in the library2cStudent A is Alex,and Student B i

16、s Cindy.Talk about the rules at your school.GrammarFocusWhat are the rules at your school?Dont run in the hallways and dont arrive late for class.Can we eat in school?We can eat in the dining hall,but we cant eat in the classrooms.Can you wear hats in school?Yes,we can./No,we cant.Do you have to wea

17、r a uniform at school?Yes,we do./No,we dont.What else do you have to do?We have to clean the classroom.Explanation else是副词，意为是副词，意为“别的；其他的别的；其他的”，可以和，可以和疑问词疑问词what,who,where等连用，位于这些词等连用，位于这些词之后。如：之后。如：Who else is in the house?房子里还有谁？房子里还有谁？else还可与不定代词还可与不定代词something,anything,anybody等连用，也要放在它们的后面。如：

18、等连用，也要放在它们的后面。如：Do you have anything else to do this afternoon?你今天下午还有别的事要做吗？你今天下午还有别的事要做吗？What else do you have to do?拓展拓展情态动词情态动词can的用法的用法1.表示能力（如体力和脑力方面），意为表示能力（如体力和脑力方面），意为2.“能；会能；会”等。例如：等。例如：Can you speak English?你会讲英语吗？你会讲英语吗？2.表示请求或允许，多用在口语中，意为表示请求或允许，多用在口语中，意为“可以；可以；能能”等。例如：等。例如：Can I help y

19、ou?我能帮助你吗？我能帮助你吗？用于否定句表示不允许。例如：用于否定句表示不允许。例如：You cant play basketball.你不能玩篮球。你不能玩篮球。拓展拓展情态动词情态动词can的用法的用法 用于疑问句中用来提出要求。例如：用于疑问句中用来提出要求。例如：Can you.？“请你请你好吗？好吗？”表示说话表示说话人的请求。人的请求。Can I.？“我可以我可以吗？吗？”用来征求对用来征求对方是否允许自己做某事。如在句末加上方是否允许自己做某事。如在句末加上please一词就显得更有礼貌了。例如：一词就显得更有礼貌了。例如：Can you help me,please?请你帮

20、助我好吗？请你帮助我好吗？拓展拓展情态动词情态动词can的用法的用法3.表示可能。例如：表示可能。例如：He can be at home now.他现在可能在家。他现在可能在家。The moon cant always be full.月亮不可能常圆。月亮不可能常圆。4.表示怀疑。在表达此意时，只能用于一般表示怀疑。在表达此意时，只能用于一般 疑问句中，带有感情色彩。例如：疑问句中，带有感情色彩。例如：Can it be true?那会是真的吗？那会是真的吗？拓展拓展have to与一般情态动词的异同与一般情态动词的异同相同点：相同点：一般的情态动词不能单独作谓一般的情态动词不能单独作谓语，

21、后面必须接动词原形一起语，后面必须接动词原形一起构成谓语，构成谓语，have to 也是这样。也是这样。拓展拓展have to与一般情态动词的异同与一般情态动词的异同不同点：不同点：1、一般的情态动词没有人称和数的变化，而、一般的情态动词没有人称和数的变化，而 且所用的时态也受到一定的限制，而且所用的时态也受到一定的限制，而have to 有人称和数的变化。可用于多种时态中：有人称和数的变化。可用于多种时态中：一般现在时中当主语是第三人称单数时要一般现在时中当主语是第三人称单数时要 用用has to，其余的人称用，其余的人称用have to，一般过，一般过 去时中要用去时中要用had to。如

22、：。如：She has to go to school by bus.她不得不乘公汽上学。她不得不乘公汽上学。拓展拓展2、否定句和疑问句的构成方式不同：一般的情态动词直接在后面加not构成否定句，把这些情态动词提到句首就构成一般疑问句。而have to 的否定句和疑问句的构成往往要借助 于助动词do的适当形式或助动词will即have to,has to,had to的否定式分别为dont have to,doesnt have to,didnt have to，疑问句是在句 首加助动词do的相应形式,句中还原成have to。如:What does she have to do?她必须做什么

23、？You didnt have to wait for me yesterday.昨天你没有必要等我。have to与一般情态动词的异同与一般情态动词的异同1.Mr Green smoke here,because theres a sign on the wall.It says“No smoking.”2.Its very hot outside.You wear a hat.3.We eat in the classroom,because its impolite to teachers.4.I go to bed after 11:00 on school night.5.The s

24、tudents read books and magazines in the library.cantcancancancantPractice 根据句意，用根据句意，用can和和cant填空。填空。1.We_ clean our classroom after school.2.She_ make her bed after getting up.3.Its late.Mr Beckman_ go to work by car.4.Emily and Peter join a music club.They _ practice guitar every day.have tohave t

25、ohas tohas to用用have to或或has to填空。填空。Practice 3aFill in the blanks with the correct words in the box.uniform classroom sports shoes1.John,you have to wear _ for gym class.2.At school,we have to clean the_.3.Mary,you dont have to wear a _.123sports shoesclassroomuniformAre there any rules in our school?What are they?_ _ _Homework