初中英语人教版七年级下册Unit4 .doc

Unit4 Dont eat in class. Section A (1a-1c)教学设计北海市银海区福成中学 宁秀玫教学目标:1. 重点单词：rule, arrive , hallway, hall, listen, fight , sorry2. 重点短语： in the dinning hall, listen to ,on time3. 重点句型： What are the rules? Well ,we cant arrive late for school . We must be on time. Dont listen to music in class.教学重点:1. 重点短语及句型2. 祈使句的用法教学难点：祈使句的用法教学过程：一、 预习导航一）、预习课本p19新单词并完成下面的汉译英。1.规定_ 2.到达_3.走廊_ 4.大厅_5.倾听_ 6.打架_7.抱歉的_ 二）. 认真预习1a,1b,1c, 找出下列短语和句型。 1.有什么规定？_2.不要上学迟到。_3.我们必须准时。_4.上课不准听音乐。_5.在 餐厅_三）. 学习新单词二、 课堂导学Step1.情境导入Show the students some picture and revise “What is he/she doing?” by asking questions.Teacher: Look at this girl. What is she doing?Students: She is listening to music.Teacher: Can we listen to music in class?Students: No, we cant.Teacher: So what should we say to the girl .We should say to the girl :Dont listen to music in class.环节说明：通过师生对话引出新知识，祈使句。 学习语法祈使句。 祈使句是表示请求、命令、叮嘱、号召、劝告等的句子; 通常省略主语you; 句中谓语动词用动词原形; 句尾一般用降调; 祈使句的开头是动词原形。祈使句有肯定和否定两种：e.g. Lookout! 小心！ Waithereforme! 在这等我！否定的祈使句是在动词原形前(即句首)加Dont. e.g. Dont talk in class! 不要在课常上讲话！ 1. Dont open the window! 别开窗！Step2.完成1a-1c1. 学习1a中的学校规定，大声朗读这些规定，然后将这些规定的序号填在相对应的人物傍边。2. 放录音让学生听1b，跟读，朗读听力材料。3. 检查答案。4. 检查1c对话情况。学生背诵此对话，然后结合1a图画两人一组自编对话。5. 展示成果，小组对话表演。6小组训练把下列祈使句改成否定句1. Sit down.2. Come in.3. Eat at home.4. Listen to music outside.5. Do your homework at school.环节说明：听说练写，第一时间向学生传达语言目标，通过结对对话练习和小结训练，使学生熟练掌握祈使句。Step3 知识点拨1.arrive 到达= get (to)1) arrive 后面可以不跟到达的地点。Dont arrive late for school. 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）。They arrived in Beijing at six. 他们六点钟到的北京。We usually arrive at the village in the morning. 我们通常在早上到那个小村庄。3. listen 的用法1) listen 听；用来提醒某人注意，后面不跟事物。Listen! Whos singing in the classroom? 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。 Listen to our teacher carefully. 认真听老师讲。3. fight 打架，争吵1) 作动词用Jack never fights with his brother.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have a fight“打架；吵架”Did you have a fight with her?你和她吵过架吗？三、当堂检测将下面的句子改为祈使句，每空一词。1. You can come in. _ _, please.2. I can help you. _ me _ you.3. You cant eat in class. _ _ in class.4. You cant be late for school. _ _ late for school.5. You cant take photos here. _ photos here.选择填空1. _ fight with others.A. Not B. No C. Dont D. Doesnt2.-_we eat in the dining hall? -Yes, we_A. Do, does B. Can, do C. Do, can D. Can, can3. You cant eat _ outside.A. at B. C. in D. on4.Listen to music in hallways.(改为否定句) listen to music in hallways.5.Dont arrive late for class.(改为同义句) Dont _ _ for class.四总结与作业一）.总结拓展 ，解决质疑1.掌握arrive的有关用法。2祈使句的用法类型。a) V型祈使句（以行为动词开头） Listen to me , please. 请听我说。b）型祈使句（以Be动词开头） 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.