人教版英语九全Unit 12 Life is full of the unexpected Section A（Grammar Focus-4c）导学案（无答案）

1、九年级英语导学案Unit12 Life is full of the unexpected.【学习内容】第三课时内容：Section A Grammar Focus4c【学习任务】1、熟练掌握Grammar Focus 的句子。2、学习使用when, before, as , by the time 引导的时间状语从句。3、能灵活运用when, before, as , by the time引导的时间状语从句表示过去发生的事情。【导学流程】Step One: 【单词检测】 任务一: :写出下列单词的汉语意思。1.backpack_2.ring_ 3.cream_ 4.workday_ 5.p

2、ie_ 6.bean_ 7.market_ 8 .worker_任务二:看汉语写英语单词。1. (与)成一排_ 2.赶到；露面_3.在(某时间点)以前_4.把放进_ 5.倒杯咖啡_ 6. 即将_Step Two : 【lead-in】Do you still remember what happened to Mary?Step Three：【自主学习】任务一：熟读Grammar Focus的句子。任务二：同桌检测，一人说汉语，一人说英语， 看谁记背的句子多。任务三：读句子，找规律和用法。1. When I got to school, I realized that I had left m

3、y backpack at home. 2. By the time I got back to school, the bell had rung.3. Before I got to the bus stop, the bus had already left.4. By the time he got to school, the teacher had already started teaching5. When I got outside, my father had left home.6.The movie had started before I arrived at the

4、 cinema.过去完成时的构成：_+_过去完成时表示： _ _过去完成时常与_等引导的时间状语连用。Step Four :拓展练习1. When Tim get back home, he started to realize that the thief _ (come) to his house.2. By the time I received the letter, I _ (tell) the content of it.3.Before I got my schoolbag, I _(lock)the door.4. Before she finished her homework, my mother _ (be)back. 5.By the time I got outside, my flight _.(take off)6.When I got to school, I realized I_(leave)my backpack at home.Step Five :【4a-4b】任务一：独立完成4a -4b。任务二：交流、展示。1、读一读你的同伴所写的句子。2、纠错。3、展示Step Six :【4c