Unit 4 Dont eat in class.Period1 SectionA1a-2c【教学目标】知识与技能（1）熟练掌握下列词汇： rules, arrive, late, hall, dinning hall, listen, , fight, sorry outside,wear, important, bring, uniform, quiet（2）熟练掌握下列短语： dining hall, arrive late for school, (be) on time, listen to music break the rules, in class, be/ keep quiet, a lot of, bring to，wear a hat, have to, music players（3）掌握下列句型：1. Dont eat in class. 2. You must be on time. 3. Eat in the dining hall.4. 正确使用情态动词can, cantCan we wear a hat in school?Yes, we can./No, we cant.5. 能正确使用have to 和 must 谈论规章制度We must be on time/ We also have to be quiet in the library.过程与方法 发出指令和听指令行动 谈论学校制度 听力练习情感、态度与价值观了解校规，规范在校行为，养成良好的习惯和教养。【教学重难点】重点：1) 肯定祈使句是省略掉主语的原形动词开头；2) 否定祈使句则是在肯定祈使句前加上“dont”。3) 情态动词must及have to在用法上的区别。难点：掌握祈使句的用法，并能听懂、会说一些简单的祈使句。【导学过程】一新课预习1.小组合作学习本课单词，根据汉语写出下列英语单词。规则_ 到达_ 准时_走廊_ 礼堂_ 餐厅_倾听_听_打架_抱歉的_ 非常重要_ 带来；拿来_ 不得不_ 校服；制服_2.试着翻译下列句子。Dont arrive late for class. _ Dont run in the hallways. _不要在教室里吃东西。_不要在教室里听音乐。_二. 情景导入教师进教室后，使用祈使句请学生们完成一系列动作：Please stand up/ sit down. Close the door, please. Look at me and listen to me.Dont open your books. Dont talk. Lets begin our class.学生听教师的指令完成各种动作，教师也可将指令写到黑板上，让学生从视觉上考察祈使句的特点。三合作探究1.教师出示书上1a 的图片，向学生提问。指着图上奔跑的男孩提问T：Whats the boy doing? S: Hes running.T: Where is he running? S: Hes running in the hallways.(板书，教读) T：Can you run in the hallways? S: No, I cant.T: So please dont run in the hallways.(板书，教读) （= You cant run in the hallways.） 学生跟读数遍，明白祈使句和“can”的表达含意。 T：Why is he running in the hallways? S: Hes late. T: Oh, hes late for class.(板书，教读) You cant arrive late for class.(板书，教书) = Dont arrive late for class.2.work on 1a 学生看图，完成1a的内容，检查答案并大声朗读校规。3. Listening 学生们听录音，完成1b，选出四位学生都违反了哪条校规；听之前，学生要读会英文名。 Check the answers: 4. Pair work 学生朗读1c部分的句型；两人一组对话表演，学生可经过讨论，多说出他们想到的校规，不必只限于书上.5. Listening Work on 2a: First, read the sentences in 2a together. Ss listen to the recording and check the activities they hear. Play the recording again for the Ss to check the answers. Work on 2b: Listen to the recording again. Can Alan and Cindy do these activities? Circle can or cant above. Check the answers: 6. Pair work Talk about the rules in 2a. Let some students come to the front and act out the conversations. 四点拨总结1.arrive late for school/ be late for school/ come to school late 上学迟到2.arrive in/ at + 地点 in class 在课堂上 get to + 地点 in the classroom 在教室里 wear “穿着，戴着” be in + 颜色(穿.颜色的衣服） sound “听起来”系动词后接形容词3. 祈使句的用法:祈使句是用来表示请求，命令，叮嘱，邀请，劝告等的句子，一般以动词原形开头。a) V型祈使句（以行为动词开头） Listen to me，please. 请听我说. b) B型祈使句（以Be开头） Be careful！小心！c) L型祈使句（以Let开头）Let me help you. 让我帮助你. d) D型祈使句(以Dont+动词原形开头) Dont talk in class.4、must和have 的区别must “必须”（强调主观意志）；没有人称和数的变化；否定：mustnt “不准”have to “必须”（强调客观因素）三人称用：has to; 否定：dont/ doesnt have to5. a lot of= lots of/ many/ much6. bring sth. to sb.“带来”= bring sb. sth.五训练评价 一、单项选择( )1.- Dont run in the room. - ,Uncle. A. Excuse me B. Sorry C. No( )2. Peter wear sports shoes for the gym class today. A. have to B. has C. has to( )3. Our teacher us not to arrive late for the class. A. says B. talks C. tells ( )4. - we have to clean the classroom after school? -Yes, you . A. Can, can B. Do, have C. Do, do ( )5.You cant eat outside. Its dirty. A. in B. at C. / 2. 完成下列句型转换试题 1）I can play computer games on weekends.（一般疑问句）_? Yes, _.2） He has to wear uniform.（变否定句）He _ _ _ wear uniform.3） I have to wear sneakers for gym class.（一般疑问句） _ you _ _ wear sneakers for gym class? Yes, I _.4） They have to wash clothes.（提问） _ do they have _ _?5） You cant go out on school nights.（换一种表达） _ go out on school nights.6） Dont talk in class.（同上） No _.六学习反思开心 ，我学会了： 1. 2. 3. 加油 ，这些我还不懂： 1. 2. 3.