人教版八年级下册 Unit5 What were you doing when the rainstorm came? SectionA Grammar focus 4a-4c 教案

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名称 人教版八年级下册 Unit5 What were you doing when the rainstorm came? SectionA Grammar focus 4a-4c 教案
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更新时间 2022-12-23 16:40:23

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Unit 5 What were you doing when the rainstorm came
Section A Grammar focus-4c
教学目标:
1 .语言目标:能掌握过去进行时的构成和用法。
2 .技能目标:能听懂有关过去发生事件,能简单描写过去发生的事件。
3 .情感目标:能通过学习本课,培养学生在困境中互帮互助的品质。
教学内容:
单词短语:have a look, icy
句子:
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
教学重点:过去进行时的构成和时间状语以及它的用法
教学难点: when, while引导的时间状语从句
教学过程:
Step 1 Greetings
Greet students and divide students into six groups to have a competition.
Step 2 Presentation
1. Look at the apple tree , make students review the four rules of P.P
2. Ask students to find more P.P in the passage on page35, the ask students the question: When to use P.P
3. When to use the past continuous tense Ask students read more sentences in grammar focus, and underline the time of adverbial. Ask students to conclude the structure of past continuous tense.
4. A guessing game. What were they doing Then look at the sentences and write down structures of four sentence patterns.
5. Watch a video on students’ pad , learn the differences between “when”and “ while”
when和while都可表示“当……的时候”,引导时间状语从句。你知道两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。
① I was walking to school when I saw a cat in a tree.
② When Sally arrived home, her mother was cleaning the house.
主句的动作是持续性的,而从句动作是短暂性的,此时用_______引导时间状语从句,主句用_____________时态,从句用一般过去时态。
③ While I was sleeping in the bedroom, someone knocked at the door.
④ David fell while he was riding his bike.
主句的动作是短暂性的,从句的动作是持续性的,此时用_________引导从句,主句用____________时态,从句用过去进行时态。
⑤ While Andy was waiting for the bus, he was reading a newspaper.
⑥ He was cleaning his car while I was cooking.
主句和从句的动作在过去的某时刻或某段时间同时发生,而且动作都是持续性的,此时用_________引导从句,而且主句和从句都用_____________时态。
Step 3 Practice
1. Do exercise in activity 4a
Look at the table and write sentences with both while and when.
John Mary
take photos buy a drink
play the piano leave the house
clean his room turn on the radio
shop take the car to the car wash
2. Do exercise in activity 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.
3. Ask questions and fill in the chart ,then give a repot.
What were you doing at these times last Sunday Fill in the chart. Then ask your partner.
You Your partner
9:00 a.m.
11:30 a.m.
4:00 p.m.
9:00 p.m.
Step 4 Summary
. 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 Yes, you were. No, you were not.
Were you working Yes, I was. No, I was not.
Was he/she/it working Yes, he/she/it was. No, he/she/it was not.
Were we/you/they working Yes, you/we/they were.
No, you/we/they were not.
注:
1) was not常缩略为wasn’t; were not常缩略为weren’t。