1、Unit 5 What were you doing when the rainstorm came?第三课时 Section A (Grammar Focus4c) 1.重点短语：turn on the radio，have a look3重点句式：What was Ben doing when it began to rain heavily?来源:学优高考网来源:学优高考网What was Jenny doing while Linda was sleeping?The radio news talked about a car accident near our home.My bro
2、ther and I went out right away to have a look.When we got to the place of the accident，the car was in bad shape from hitting a tree.The roads were icy because of the heavy snow from the night before.Youre kidding!1.when 和 while 的用法2过去进行时态1when 和 while 的用法2过去进行时态一、认真预习 Grammar Focus4c 找出下列短语和句型。1打开收音
3、机 _2看一看_3天开始下大雨的时候 Ben 正在干什么？_4Linda 睡觉的时候，Jenny 正在做什么？_5电台新闻报道了我们家附近的一场交通事故。_6我弟弟和我立刻出去看了看。_7当我们到达事故现场的时候，一辆汽车已经由于撞到树上变形了。_8因为昨天晚上的大雪，道路结冰了。_9你在开玩笑。_Step 1 情景导入Teacher：Do you like snow？ The white snow is very beautiful，but its very dangerous for the driver to drive on an icy road，and the accidents
4、often happen.Now there is a car accident happened near my home.Lets see together.环节说明：由雪天路滑容易发生交通事故入手，引出本节课的内容，激起学生的好奇心，为学习新内容做好铺垫。Step 2 完成教材 Grammar Focus 的任务1学生大声朗读 Grammar Focus 的句子。(2 分钟)2小结训练。(2 分钟)1What were you doing at eight last night?I was taking a shower.2暴雨来的时候她正在做什么？What_was_she_doing_
5、at_the_time_of_the_rainstorm?她正在做她的作业。来源:学优高考网 gkstkShe_was_doing_her_homework.3What was he doing when the rainstorm came?He was reading in the library when the rainstorm came.4What was Ben doing when it began to rain heavily?When it began to rain，Ben was helping his mom make dinner.5. Linda 睡觉的时候，J
6、enny 正在做什么？What_was_Jenny_doing_while_Linda_was_sleeping?Linda 睡觉的时候，Jenny 正在帮助 Mary 做作业。Jenny_was_helping_Mary_with_her_homework_while_Linda_was_sleeping.环节说明：通过对 Grammar Focus 句型的填空练习能够使学生更好地来理解掌握本单元的重点语法和句型。Step 3 完成教材 4a4c 的任务1学生两人一组互相提问背诵 4a 中的短语，然后利用这些短语仿照例句用 when 和 while 来写句子，请几组学生到黑板上写句子，完成后
7、小组内互相交流所写句子，师生共同点拨黑板上的句子。(5 分钟)2认真阅读 4b 中的短文，然后用 was，were ，when 和 while 填空，完成后小组成员互相交流答案。(3 分钟)3教师点拨短文中的重难点句型，然后两人一组互相朗读短文。(3 分钟)4两人一组仿照 4c 方框中的对话形式，互相询问对方在该时间点正在干什么？并且把表格填写完整。(3 分钟)参考案例A：What were you doing at nine oclock last Sunday morning?B：I was sleeping.How about you? A：I was doing my homework
8、.B：Youre kidding!5小结训练(4 分钟)1I was listening to music when she came in.2Dont make so much noise when the baby is sleeping.3Lily was dressed in white while Lucy was dressed in blue.4Mother was cooking while I was watching TV.5When I was walking in the street，I met Miss Black.环节说明：通过本环节的学习和练习，让学生熟练地掌握
9、了过去进行时态以及 while 和 when的用法。Step 4 问题探究1Peter likes reading a newspaper _ he is having breakfast.Auntil B while Cbecause D when答案选择 B，由句意“彼得在吃早饭的时候喜欢看报纸 ”可知，从句是用 while 或 when 来引导的时间状语从句。如果从句和主句的动作同时发生，两句都用进行时态的时候，用 while 引导。故正确答案为 B 选项。2Sam，what will the weather be like tomorrow?Sorry，Mum.I didnt watch the weather forecast just now.I_ a football match.Awas watching Bam watchingCwould watch Dwill watch来源:学优高考网 gkstk答案选择 A，句意为：我刚才没有看天气预报 ，我( 那时)正在看足球比赛。可知本题是过去进行时，强调过去正在进行的动作。故选 A。来源:学优高考网 gkstk请学生们做前面课时训练部分。
