Lesson 64（课件）新概念英语第一册

Lesson 64 Don’t…! You mustn’t…! Ask Ss to describe the pictures and T asks some questions. For example , what can you see in the picture? How many people are there in the picture? play with matches 玩火柴 play with sb. 和某人玩 Don’t play with matches! You mustn’t play with matches! Don't play with _____________(火柴). matches talk v. 说话，交谈 Don’t talk in the library! You mustn’t talk in the library! lean out of the window 身体探出窗外 Don’t lean out of the window! You mustn’t lean out of the window! Don’t make a noise! You mustn’t make a noise! take this medicine Don’t take this medicine! You mustn’t take this medicine! Don’t _____________! You mustn’t ___________! play with matches make a noise take any aspirins drive so quickly lean out of the window break that vase Don’t _____________! You mustn’t ___________! 句型输出 Don’t _____________! You mustn’t ___________! You mustn't make a___________(噪声). noise Grammar Take any aspirins! Drive so quickly! Take this medicine! Lean out of the window! 祈使句： 第一人称向第二人称发起的请求，命令， 建议，劝告，省略主语you,以动词原形 开头。 Don’t take any aspirins! Don’t take this medicine! Don’t drive so quickly! Don’t lean out of the window! 祈使句的否定句：句首加don't. Don’t _____the door. A .open B.opens C.to open D.opening A SUMMARY 单词：match；quickly；break；noise 短语：play with matches talk in the library drive so quickly lean out of the window make a noise take this medicine 句型: Don’t…!You mustn’t…! 语法: 祈使句 动原开头/否定Don't+动原 must（句型转换复习） Take any aspirins! Drive so quickly! Take this medicine! Lean out of the window! 祈使句： 第一人称向第二人称发起的请求，命令， 建议，劝告，省略主语you,以动词原形 开头。 He must remain in bed for another two days. You must stay in bed for another two days. He mustn't eat rich food. You mustn't get up yet. Must he stay in bed? 肯定句： 主语 + must + 动原. 否定句： 主语 + mustn't + 动原. 一般疑问句：Must + 主语 + 动原？ Yes, 主语 must. No, 主语 needn't. 肯定句： 主语 + must + 动原. 否定句： 主语 + mustn't + 动原. 一般疑问句