Unit 3 What were you doing when the rainstorm came-Section B（1a-2e）教案

Unit 3 What were you doing when the rainstorm came？
Section B （1a-2e）
一、教学目标
1.知识目标：学习并能够运用以下新单词：storm, wind, light, report, area, wood, window, match, beat, against, asleep, rise, fallen, kid, realize 能够运用以下短语：have a look, fall asleep, die down 。掌握when和while 的用法
2.能力目标：学生能够用过去进行时谈论过去发生的事情，能够正确运用when和while引导的时间状语从句。
3.情感态度：能够谈论3a文章内容及自己对灾难使民心凝聚的理解。
4.学习策略：通过与小组同学交流讨论，总结归纳3a的故事发展过程，进行复述。
二、教学重难点
教学重点
1.when 和while 引导的时间状语从句的用法
2.能用过去进行时态正确复述3a课文的内容
教学难点
1.when 和while 引导的时间状语从句的用法
2.能用过去进行时态正确复述3a课文的内容
三、教学过程
Step 1 Revision
Look at the pictures and make up the sentences..
Step 2 Grammar Focus
读下列句子，能否总结出句子中包含的语法？ 1. What were you doing at eight last night
I was taking a shower.
2. What was she doing at the time of the rainstorm
She was doing her homework.
3. What was he doing when the rainstorm came
He was reading in the library when the rainstorm came.
4. What was Ben doing when it began to rain heavily
When it began to rain, Ben was helping his mom make dinner.
5. What was Jenny doing while Linda was sleeping
While Linda was sleeping, Jenny was helping Mary with her homework.
Step 3 过去进行时1. 基本概念：过去进行时表示在过去某一时刻或一段时间内正在进行的动作。这一特定的过去时间除有上下文暗示以外, 一般用时
间状语来表示。
2. 结构 was / were ( not ) + 动词-ing
3. 句式
肯定式：
I/He/She/It was working.
We/You/They/ were working.
否定式:
I/He/She/It was not working.
We/You/They/ were not working.
疑问式和简略回答:
Was I working
1) was not常缩略为wasn’t; were not常缩略为weren’t。
2) 一般过去时与过去进行时用法的比较: 一般过去时表示在过去某个时间发生过的动作或存在的状态, 而过去进行时则表示在过去某一时刻或某一段时间正在进行的动作。
Step 4过去进行时中的when和while；when和while都可表示“当……的时候”，引；者在过去进行时中的用法有什么不同吗？；请仔细观察下面的例句，然后补全空格中的内容；①I was walking大卫昨晚给他的朋友写了封信。(信写完了。)
David was writing a letter to his friend last night.
大卫昨晚一直在给他的朋友写信。(信不一定写完。)
Practice: Look at the picture and make up the dialogues.
Step 5
4a. Look at the table and write sentences with both while and when.
4b. Fill in the blanks with was, were, when or while.
At 7:00 a.m., I woke up. _____ I ____ making my breakfast, my brother
______ listening to the radio. ________ I was eating, the radio news talked about a car accident near our home. My brother and I went out right away to have a look. _____ we got to the place of the accident, the car _____ in bad shape from hitting a tree. But luckily the driver ____ fine. The roads______ icy because of the heavy snow from the night before.
Homework
After class, please make some dialogues with the phrases and sentences in 4c.