英语人教版八年级下册Unit 12 Life is full of the u.doc

朝阳九中九年级2016-2017第一学期英语导学案课 题：Unit 12 Life is full of the unexpected 1a-2c 备课教师：张笑一备课班级：九年一班、九年四班 备课时间：2016年12月一.学习目标知识与技能1掌握重点单词by the time、oversleep、realize、leave等单词的用法2学习重点句型1)By the time I got up, my brother had already gotten in the shower. 2)When I got to school, I realized I had left my backpack at home.过程与方法：通过听听力获取所需要的信息，通过图片提示，复述故事。 情感态度与价值观：通过了解不及时做某事而造成的危害，培养学生养成良好的行为习惯。二.学习重点、难点重点：when, by the time 引导的状语从句表达过去发生的事情难点：过去完成时的构成: had +done及用法。三.课前自主预习预习新单词和书P89-P90的内容四课上导学1.【情景导入】1）Do you still remember the unexpected events in your daily life? 2）完成1a: Look at the pictures. What happened to the girl？ 学生根据图片和关键词完成句子。3）提出质疑:哪句话能更好的描述图片中的两个动作？By the time I got outside, the bus left.By the time I got outside, the bus had already left.2.【新知呈现】1）学生听第一遍完成1b 2) 学生听第二遍录音，并逐句进行跟读。3.【合作探究】探究一：观察这3个句子，找出未学过的过去完成时的语法结构、并讨论什么时候用过去完成时态。1）By the time I got up, my brother had already gotten in the shower.2）By the time I got outside, the bus had already left.3）When I got to school, I realized I had left my backpack at home.过去完成时构成：_表示：_探究二：1.By the time I got up, my brother had already gotten in the shower.(1)by the time 意为 ，by the time引导时间状语从句，当从句用一般过去时时，主句用 ，表示过去的过去。例：By the time I came in, Tom (write) his name on the blackboard.By the time she (get) there, the bus had already left. (2)get in the shower 意为 相当于be in the shower 强调的是状态。take a shower也表示 ，强调的是动作。 2.When I got to school, I realized I had left my backpack at home. (1)在这里realize作动词，意为 ，后面可接宾语从句, 如The man laughed when he realized what had happened ，realize还可以表示 .如She realized her dream finally. (2)其中leave 的意思是 leave sth +地点 表示 练习：Fill in the blanks about the story of poor Mary.Mary had a terrible morning yesterday. First of all, She .By the time she , her brother in the shower. After she took a quick shower, she ran to catch the bus. By the time she_,the bus _.So she ran to school. When she _, she realized she_. 4. 小组活动：Retell the story about Marys morning.思考：How did it make Mary feel at that time? Can you guess what Mary did next?5.【巩固提升】完成2a.根据图片预测Mary到学校后又发生了什么？小组活动：用所学的过去完成时描述四幅图，之后小组上前展示So she ran home. 完成2b. 用括号内所给单词的正确形式进行填空1. When I _(get home), I _(realize) I _(leave) my keys in the backpack. 2. By the time I _ (get) back to schoo