山东省泰安市岱岳区徂徕镇第一中学七年级英语下册 Unit 4 Don’t eat in class（第4课时）Section B（2a3b）导学案（无答案）（新版）人教新目标版 (2).doc

unit 4 dont eat in class.第四课时section b（2a-3b）【教师寄语】a common danger causes common action.【free talk】talk about your family rules.【learning tasks】1. 熟练读出，书写本节课的单词和句型，提升语言运用能力。2通过短文理解，句型操练与小组合作，能够谈论熟悉地方的规则。【importance and difficulties】学会表达不同地方的规则，学会自我约束，理解别人。【学习过程】一、超前预习. 你能用英语读出下列单词和短语吗？并试着写下来1. 脏的_ 2. 厨房_ 3. 放松，休息_ 4. 可怕的，讨厌的_5. 头发 6. 学习_ 7. 记住_ _ 8. 感受_ _ 9. 整理床铺 _ _ 10.（ 对某人）严格要求_ _ _ 11. 遵守规则_ _ 12. 好运 ii. 你能完成下面的短文吗？相信你一定行！im not happy. i have in my house. i have to get up six oclock every morning. i cant my friends after school i have to my homework. i cant watch tv school nights. and i have to in bed ten oclock. weekends, i have to clean my room and wash my clothes. then i have to help my mom dinner. i have to go to the childrens palace learn the piano. i never have fun. what can i do? . 找出你的疑惑： _ _二、课中学习i. 预习检测ii. 解决疑惑 自主互助学习知识剖析：1“必须”考查must与have to在英语中，must与have to都可以表示“必须”，但其用法有所不同。(1) must表示说话人的主观看法，认为有义务有必要。如：我们必须努力工作。（是我们要这样做的） we _ _ _.(2) have to 表示客观需要，即周围的环境、习惯、协约等要求某人“不得不作某事”。如：我们不得不努力工作。（环境使我们不得不这样做）we _ _ _ _.(3) must的否定形式为 _, have to的否定形式为_, 两者意义也不同。前者表示“不应该”、“不许可”、“禁止”等，后者表示“不必要”。如：你们不能在马路上踢足球。you _ play football on the road. 你今天不必练钢琴了。you _ _ _ practice the piano today.(4) 要表示过去获奖来“必须”，则必须用have to的相应形式。如：昨天我们不得不去购物。we _ _ go shopping yesterday.2. 辨析：too many, too much, much too(1) too many太多 + 可数名词复数 he has too many questions to ask. 他有太多的问题要问。(2) too much 太多 后面跟不可数名词，也可以作副词词组，修饰动词dont drink too much tea. 不要喝太多的茶。she talks too much. 她说得太多。(3) much too 太，非常 修饰形容词，副词，不修饰动词。its much too cold. 天太冷了。the question is much too difficult. 这个问题太难了。练一练:（1）mr. green eats _ meat. so he is _ heavy.a. too much, much too b. much too, too muchc. too much, too much d. much too, much too（2）the watch is _ expensive . i cant buy it.a. too many b. too much c. much too d. many too重点难点释义:祈使句的用法1. 肯定结构:1）主语为第二人称的祈使句be a polite boy, tom. open the door please.2）主语为除第二人称以外的祈使句:let + 第一、第三人称代词或名词+动词原形lets go home. let them go first. let mary do it.2. 否定结构 1）含第二人称主语的祈使句的否定式前加 dontdont run in the hallway.2）含第一、三人称主语的祈使句的否定式有两种：lets not +动词原形 lets not say anything about it.dont let +第三人称代词或名词+动词原形 dont let them play in the street.练一练: 1. _( not stand) too close to the animals. its too dangerous.2. _ late next time.a. be not b. dont be c. arent d. not to be iii. 学习过程：1. 学习讨论2a。2. 阅读2b文章，完成相关任务，注意其重要短语与句子。3. 完成2c任务并讨论must, have to, can, cant等情态动词的区别与用法。4. 阅读3a，填空并掌握其重要短语及句型。5. 参考2b部分，完成3b任务。6. 参考2b和3a部分,完成3c任务。【课堂练习】一、.单项选择( ) 1. i have to go to bed 9 oclock. a. before b. to c. on d. on( ) 2.we cant late for class. a. get to b. arrive at c. arrive in d. arrive ( ) 3.-do you have to wash these clothes? - . a. yes, i have b. yes, i do c. no, i didnt d. no, i havent( ) 4.there is _ water on the floor. a. too many b. too much c. many too d. much too ( ) 5. on saturdays, i often the library books. a. go, reading b. go to, reading c. go to, to read d. go, to read 二、句型转换：1. we can eat in the dinning room. we cant eat in the classroom. (用but 将两句合并) 2. you have to wear sports shoes for gym class. (变成一般疑问句，并作肯定回答) 3. he has to be in bed by ten oclock. (变成一般疑问句，并作否定回答) 4. i have to do my homework after school.(对划线部分提问) 5. you cant be late for school. (改为祈使句) 【要点归纳】学会表达不同地方的规则，学会自我约束，理解别人。【拓展练习】一、补全对话a. you are lucky. b. really? c. i cant go out on school nights. d. i have to stay at home. e. its too bad.a: can you go to the movies tonight, emily? b: no, i 1 . a: oh, i cant, either. i want to go out, but 2 . b: 3 . i have too many rules in my family.a; family rules? like what? b: i cant play with my friends after school.a: 4 ? b: yeah, i have to go home by 5:30 and do my homework.a: oh, i do, too. and i have to practice playing the piano every day. b: do you have to wash your clothes?a: yes, i do. i think 5 .二、根据汉语完成句子（20分）1. 我不得不做英语作业。 i _ _ do my english homework.2. 我觉得我家的约束太多了。 i think i have _ _ rules in my house.3. 我晚上10：0