人教版英语七年级下册Unit Four4 Don’t eat in class. 单元课件（共28张）.pptx

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1、UnitFour,单击输入您的封面副标题,Donteatinclass.,一、祈使句1.用法：一般以动词原形开头，表示请求、命令、劝说、警告等。在祈使句中，通常省略句子主语第二人称you。,2.句子结构(1)肯定句：_+其他在餐厅里吃东西。_在音乐教室里听音乐。_骑自行车去上学。_,Eatinthedininghall.,动词原形,Listentomusicinthemusicroom.,Ridethebiketoschool.,(2)否定句:_+_+其他不要和同学们打架。_不要在教室里打篮球。_,Dont动词原形,Dontfightwithyourclassmates.,Dontplayba

2、sketballintheclassroom.,以let引起的句子_+sb.+动词原形让我们步行去上学吧。_(4)No+动词-ing形式。表示“禁止、规劝”禁止停车！NoParking.禁止吸烟！NoSmoking.,Let,Letswalktoschool.,Languagepoints,1.arrive到达=get(to),1)arrive后面可以不跟到达的地点。Dontarrivelateforschool.不要上学迟到。2)arrive后面也可以跟到达的地点。但后面必须要跟介词in（大地方）或at（小地方）。,TheyarrivedinBeijingatsix.他们六点钟到的北京。We

3、usuallyarriveatthevillageinthemorning.我们通常在早上到那个小村庄。,注：如果地点是home/here/there,则没有介词to/at/in,Practice,选词填空:in,at,to,1.Mymotherusuallyget_schoolat7:40inthemorning.2.Whendoyouusuallyarrive_thebusstation?3.Jennysuncleusuallyarrives_Shanghaiintheevening.,to,at,in,2.listen的用法,1)listen听；用来提醒某人注意，后面不跟事物。Liste

4、n!Whossingingintheclassroom?听！谁在教室里唱歌？2)如果后面跟要听的事物，应跟介词to再跟事物。Listentoourteachercarefully.认真听老师讲。,3.fight打架，争吵,1)作动词用Jackneverfightswithhisbrother.杰克从不和他的弟弟打架。2)作名词，意为“打架；争吵”;常用词组haveafight“打架；吵架”Didyouhaveafightwithher?你和她吵过架吗？,4.wear意为“穿、戴、留胡子”wear穿着（状态）puton穿上（动作）dress+人in+颜色,5.bring带来，取来bring带来（

5、越来越近）take带走（越来越远）,6.haveto的用法,haveto句式,肯定式:have/hasto+动词原形,否定式:dont/doesnthaveto+动词原形,一般疑问式:Do/Does+主语+haveto+动词原形+?,特殊疑问句:疑问词+do/does+主语+haveto+动词原形+?,haveto与must1)haveto意为“必须做某事”强调“客观需要”Theyhavetowearschooluniformseveryday.他们每天必须穿校服。2)must意为“必须”强调主观上的愿望Itslate.Imustgohomenow.天晚了。现在我必须要回家。,练一练：用hav

6、eto,must填空1.Itscoldoutside.We_stayathome.2.We_begoodwithourparents.,haveto,must,7.practice+动词ing,8.before在.之前（注意翻译方法）,9.more更多+可数名词/不可数名词,10.relaxv.放松，休息,relaxed放松的,relaxing令人放松的,adj.,11.bestrictwithsb.对某人要求严格bestrictinsth.对某事要求严格,Studentsmustbestrict_theirstudyandteachermustbestrict_theirstudents.A

7、.in;withB.with;inC.with;forD.on;for,A,12.remember(V)记得，记住remembertodosth记得要去做某事（没做）rememberdoingsth记得做过某事（做了）1.Doyouremember_cometomypartytomorrow,Alice?2.Icanremember_yourpartylastmonth.,join,13.keep用法,keep+名词/代词+形容词意为“保持处于状态”,Wemustkeepourclassroomcleaneveryday.我们必须每天保持教室干净。,keep+doing一直做某事,14.lea

8、rn学习；学会(1)learn+事物Ms.WuhelpsmetolearnEnglishonweekends.吴老师周末帮我学习英语。(2)learntodosth.学习做某事Letslearntoplaychessafterclass.让我们下课后学习下棋吧。,15.follow的用法follow(v)遵守，跟随如：Youshouldfollowthedoctorsadvice你应该遵守医生的建议followtherules遵守规则如:Childrenshouldfollowtherulesathome小孩在家应该遵守规则（家规）followsbtodosth跟随某人去做某事Hi,cat，w

9、ouldyoufollowmetohaveawalk？嗨，猫猫，你愿意和我一起去散步吗？,16.luck的用法luck（不可数名词）幸运，运气如：Iweartheringforgoodluckgoodluck好运气badluck坏运气lucky（形容词）幸运的Youarelucky你是幸运的unlucky（形容词）不幸运的,17.(n)名词头发，毛发hair翻译成（一头，满头）头发是不可数名词如：Shehaslonghair她有一头长发指白头发或者具体到几根头发是可数的如：Therearetwowhitehairsonthefloor地板上有两根白头发,toomany太多修饰-可数名词复数to

10、omuch太多修饰-不可数名词muchtoo太修饰-形容词和副词,将下列句子译成英语,不要在上课时听音乐。_2.我们必须准时。_3.我们能把音乐播放器带到学校里来吗？_在图书馆里我们必须保持安静。_不要在楼道里跑。_,Dontlistentomusicinclass.,Wemustbeontime.,Canwebringthemusicplayertoschool?,Wemustkeepquietinthelibrary.,Dontruninthehallways.,句型转换,1.Hehastoeatbreakfastquickly.(改为一般疑问句)_2.Playvolleyballafte

11、rclass.(改为否定句)_,3.Wecanwearsportsshoesinclass.(改为一般疑问)_4.Dontarrivelateforclass.(改为同义句)_5.Erichastodohishomeworkbeforesix.(对划线部分提问)_,Doeshehavetoeatbreakfastquickly?,Dontplayvollyballafterclass.,Canyouwearsportsshoesinclass?,Wemustbeontimeforclass.,WhatdoesErichavetodobeforesix?,用适当的介词填空。,1.Mikewaslate_schoolyesterdaybecausehegotuplate.2.ZhaoPeicantgoout_schoolnights.3.Theboy_ablueT-shirtismybrother.4.Thestudentsinourschoolcantwearhats_class.5.Whodoyouoftenplaybasketball_?Myfriends.,for,on,in,in,with,本课小结,祈使句重点单词短语,Thankyou!,