八年级英语上第2单元第3课时学案

八年级英语上第2单元第3课时学案Unit 2 How often do you exercise?The third period Section B (1a1e) 【学习目标】1. 学习并掌握下列词汇：junk, junk food, coffee, health, good habits2. 学习并掌握下列句型：1) How often do you drink milk? I drink milk every day. 2) But my mother wants me to drink it. 3) She says its good for my health. 4) How many hours do you sleep every night? 3. 进一步掌握用“how often?”句型询问频率及频率副词的使用。【重点难点】进一步掌握用“how often?”句型询问频率及频率副词的使用。【新知预习】一、根据汉语意思写出短语。1. 垃圾食品_ 2. 对有益_ 3. 吃水果_ 4.喝咖啡_ 5. 我的健康_ 6.多少个小时_ 二、根据句意及首字母提示填空。1. J_ food isnt good for your health. 2. He likes drinking c_ very much, but its bad for him.3. I cant do it by myself. Can you h_ me?4. My father is very busy. He only plays basketball o_ a week.5. I eat fruit three t_ a week.6. Does he drink juice every morning? No, hardly e_.7. My mother says its good for my h_.8. How often do you eat v_.【课堂探究】探究1 ：She says its good for my health.be good for / be bad for 对.有好处/坏处例如:Drinkingmilkisgoodforyourhealth.喝牛奶对你的健康有益。【针对练习】An apple a day is good _ your health. A. at B. for C. in D. withReadingEnglishisgoodfor_English. A. study B. studies C. studied D. studying探究2： health1)同根词:healthy adj. 健康的；healthily adv. 健康地2)相关的短语:be in good health身体好；Keep healthy / keep in good health【拓展】unhealthy adj. 不健康的;不益于健康的【针对练习】_ is better than wealth(健康胜于财富). So we should keep _.探究3：But my mother wants me to drink it.1) want “想，想要”后可接名词或代词作宾语。2) want 后接不定式作宾语，want to do sth.例如:Do you want to go to the movies with me？你想和我一起去看电影吗？3) want后接动词不定式作宾语补足语。即want sb to do sth.例如:I want you to help me with my math.我想要你帮我学数学。【针对练习】我想要喝些牛奶。I want _ _ some milk.妈妈想叫我学英语。My mother _me _ _ English.【拓展】有很多动词后面用这种结构做动词的复合宾语， 如:asksb.todosth. 叫某人做某事tellsb.todosth. 告诉某人去做某事helpsb.(to)dosth. 帮助某人做某事【达标练习】一、单项选择。( )1. _ do you eat vegetables? Once a week. A. How many B. How much C. How long D. How often( )2. hours do you sleep every night? A. How much B. How many C. How often D. How long ( )3. I like running every day. I think running is good us. A. for B. at C. to D. with ( )4. His mother wants him _at home today. A. stays B. stayed C. to stay D. staying( )5. I love junk food very much, but I eat _ only once a week. A. its B. it C. them D. they二、根据汉语提示完成英语句子。1. 妈妈想让我天天喝牛奶。My mother wants me _ _ _ every day.2.天天跑步对我们的健康有好处。Running every day is _ _ our health.3.你多久吃一次垃圾食品？_ _ do you eat _ food?4. 每天运动对我们的健康有好处。Its good for our health _ _ every day.5. 你每天晚上睡多少个小时？九个小时。_ do you sleep every night? _ _.三、 句型转换。1. She usually eats ice cream on weekends. (改为否定句)She _ usually _ ice cream on weekends.2. He eats junk food every day. (改为一般疑问句)_ he _ junk food every day?3. Jimmy eats chicken twice a week. (就画线部分提问)_ _ does Jimmy _ chicken?4. He sleeps eight hours every night. (就画线部分提问)_ _ _ does he sleep every night?5. My sister goes swimming on weekends. (就画线部分提问)_ _ your sister go swimming? 6. There are two bags of milk in the kitchen. (就画线部分提问)_ _ _ _ _ in the kitchen? 四、 选出正确的选项。1. His parents always _ (want/wants) him to help others.2. Drinking milk every day is good _(at/for) our health.3. Mr Li wants me _(read/to read) English.