初中英语人教版七年级下册Unit 4 Dont eat in class..ppt

Unit4 Don teatinclass Period1 Wehavemanyschoolrules Whataretherulesinourschool Canyoueatinclass No wecan t Don teatinclass eatinclass Don tlistentomusicinclass Canwelistentomusicinclass No wecan t listentomusicinclass Canwearrivelateforclass Don tarrivelateforclass 7 15 No wecan t arrivelateforclass Don truninthehallways runinthehallways Canweruninthehallways No wecan t Don tfight Canyoufightinschool No wecan t fight fightwithsb Schoolrules Don tarrivelateforclass Don truninthehallways Don teatintheclassroom Don tlistentomusicinclass Don tfight Whatotherrulesdoyouknowinourschool Schoolrules Wearschooluniformsonschooldays Finishhomeworkontime Beontimeformorningexersices 早操 Don tthrowawaythelitter 不要乱扔垃圾 Don tcarryphonestoschool Don tshout 大喊大叫 afterclass Don tplaycomputergamesonschooldays Nevercopyother shomework Nosmokingforboys 1 not throwawaythelitter 2Tom noteat inclass 3Don t is lateforschool 4Never read novershere 5 No swim here Don teatinclass Don tarrivelateforclass Don tsleepinclass Don trunintheclassroom Don ttalk Don tplaysoccerintheclassroom Don tfight Don tlistentomusicintheclassroom schoolrules Let splayagame Choose 选择 aluckynumber 祈使句 表示请求 命令等语气的句子通常省略主语you 有肯定和否定之分 肯定祈使句以动词原形开头 而否定祈使句只需在动词原形之前加don t 肯定祈使句否定祈使句Sitdown Comeon Eatathome Listentomusic Doyourhomework Don tsitdown Don tcomeon Don teatathome Don tlistentomusic Don tdoyourhomework 1 3 4 5 2 1a Writethenumberoftherulenexttothestudents SchoolRulesDon tarrivelateforclass Youmustbeontime Don truninthehallways Don teatintheclassroom Youmusteatinthedininghall Don tlistentomusicinclass Don tfight 情态动词must和haveto must haveto 必须 强调主观 后接动词原形 be动词原形 必须 不得不 强调客观 不情愿 后接动词原形 be动词原形 eg Imustgonow Youmustbequiet eg Youhavetogohome Ihavetodomyhomework 情态动词 must用法举例 wearauniform穿校服 Youmustwearauniform wearahat戴帽子 Youmustwearahat eatinthedininghall在食堂吃饭 Youmusteatinthedinninghall bequiet保持安静 Wemustbequiet 7 15 beontime准时 Wemustbeontime haveto用法举例 domyhomework做我的作业 A Whatdoyouhavetodo 你不得不做什么 B Ihavetodomyhomework cleanmyroom打扫我的房间 A Whatdoyouhavetodo 你们不得不做什么 B Ihavetocleanmyroom bequiet保持安静 A Whatdoyouhavetodo 你们不得不做什么 B Wehavetobequiet haveto用法注意1 haveto后接动词原形eg Ihavetodomyhomework Ihavetobequiet 当主语是第三人称单数时 haveto变为hastoeg Shehastodoherhomework Hehastobequiet haveto用法注意2 当haveto用于疑问句和否定句中时 要根据情况添加助动词 例1 Ihavetogonow 陈述句 一般疑问句 否定句 例2 Hehastorun 陈述句 一般疑问句 否定句 Doyouhavetogonow Idon thavetogonow Doeshehavetorun Hedoesn thavetorun 1 Writeyournameonthelist 改为否定句 yournameonthelist 2Gotothebusstop 改为否定句 tothebusstop 3Ihavetodotoschool 改