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人教版七年级下册Unit 4 Don't eat in class.单元复习课件(共35张PPT)

日期:2024-06-01 科目:英语 类型:初中课件 查看:52次 大小:802577Byte 来源:二一课件通
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(课件网) Unit 4 Don’t eat in class. 单元复习课件 Rules dining rules dormitory rules library rules class rules Lead-in What rules do you know in your school school rules what else go out, play computer games, do my homework, stay at home, on weekends, go to bed before 9:30, get back home before 10 o’clock, do my homework first, watch TV, for half an hour Family Rules Let’s talk about rules. Family rules School rules I can’t... I need to… I have to ... I can… I must ... I mustn’t … I can’t... I need to… I have to ... I can… I must ... I mustn’t … Review in class listen to have to go out be quiet make breakfast 在课堂上 听 不得不 外出(娱乐) 安静 做早饭 make (one’s) bed think about play with sb. do one’s homework dining hall be/arrive late for… 铺床 考虑 和某人一起玩 做作业 餐厅 因为……迟到 准时 清洗餐具 吵闹 遵守规则 制定规则 玩得高兴 (对某人)要求严格 be on time do the dishes be noisy follow the rules make rules have fun be strict (with sb.) make the bed _____ leave the dirty dishes in the kitchen _____ have more rules _____ read a book _____ be strict_____ follow the rules _____ good luck_____ 铺床;整理床铺 把脏餐具留在厨房里 有更多的规定 读一本书 严格的;严厉的 遵守规则 祝好运 表示请求、命令、劝说、号召、警告或建议。 主语一般为第二人称you,但通常省略。 为了使祈使句显得更委婉、有礼貌,可在开头或结尾加上please。 祈使句 肯定句:动词原形 (+宾语)+其他. 否定句:Don’t+动词原形 (+宾语) +其他. Wear the school uniform on weekdays, please. 上学日请穿校服。 Don’t watch TV before dinner. 晚饭前不要看电视。 Do 型祈使句的构成 肯定句:Be+表语+其他. 否定句:Don’t+be+表语 +其他. Be careful next time.下次要细心。 Don’t be late for school! 上学不要迟到! Be 型祈使句的构成 肯定句:Let+宾语+动词原形+其他. 否定句:Don’t+let+宾语+动词原形+其他. 或Let+宾语+not+动词原形+其他. Let’s have a rest. 咱们休息一下吧。 Don’t let him go swimming. = Let him not go swimming. 不要让他去游泳。 Let 型祈使句的构成 其他类型的否定祈使句 (1) No+v-ing! / No+名词! No fishing! 禁止钓鱼! No parking! 禁止停车! No photos! 禁止拍照! (2) never 代替don’t 来加强语气。 Never give up! 决不放弃! 情态动词have to与must We must be on time. 我们必须准时。 Does he have to wear a uniform at school 他在学校必须穿校服吗? He has to live at school because his home is far away from school. 他不得不住校,因为他家离学校很远。 二者均可表示“必须”,其后均接动词原形。 It’s too late. I have to take a taxi. 太晚了,我必须乘出租车。 I must go now. 我必须现在就走。 have to与must的共同点 have to与must的不同点 have to 强调因客观因素影响而不得不做某事,跟主观意愿无关,通常上下文中会有暗示客观因素的句子,多译为“不得不”。 must 表示因主观需要或责任感的驱使而有必要或义务去做某事,多译为“必须”。 have to 可用于不同的时态,有人称和数的变化,其一般现在时的第三人称单数形式为has to;过去式为had to。 must 一般只用来表示现在,没有人称和数的变化。 have to与must的不同点 have to have to的否定形式为don’t/doesn’t /didn’t have to,表示“不必”。 must ... ...

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