【八年级】八年级英语Unit3单元学案

【关键字】八年级

八年级英语Unit3单元学案

学习目标:1.谈论过去发生的事.

2.用英语讲述一个故事.

教材分析:

本单元主要学习过去进行时态.它的基本结构类似现在进行时态.

现在进行时态的基本结构: be(am,is,are)+doing(现在分词)

过去进行时态的基本结构: was(were)+doing( 现在分词）

举例：What are you doing now? （现在进行时）

What were you doing at eight last night?（过去进行时）

教学重点.难点: 过去进行时的运用

基本句型:What were you doing when the UFO arrived?

学习方法：听说读写结对活动与小组活动自主学习与合作学习

学习时间：五课时

第一课时SectionA(1a-2c)

教学目标：学习过去进行时的基本结构及典型句型

What were you doing when the UFO arrived?

教学重点，难点：while与when的用法

教法：抽背单词，重复重点句型，分组活动，设计习题

学法：听录音，记词组，结对活动与合作学习

时间：一课时

教学设计：

１．导入．你知道飞碟吗？知道外星人吗?

2.新课传授.

(1)四会单词.barber bathroom bedroom kitchen bought land got while alien

(2)词组barber shop理发店get out 出去,离开take off 起飞in front of the library在图书馆前面

sleep late 睡过头,起得晚cook dinner 做晚餐cut hair 理发Museum of Flight航空博物馆

get out of the UFO从飞碟里出来work down 沿着call the police给警察打电话

练习

补全单词

1.A b_______ is a room for sleep in.

2.The girl is having a haircut in the b_________ shop.

3.My mother b_______ me a souvenir last week.

4.Tom is a quiet kid.He does not like talking with a s_______man.

5.My mother is cooking in the k__________.

6.What were you doing w_________we were doing our homework?

用所给单词的适当形式填空

1.Mary ofen _______up at six o'clock.But she ________(not get)up at this time yesterday.

2.When I came in, _________(lie)in bed.

3________(not be)late again.Please get to school on time.

4.The plane__________(take off) a five minutes ago.

5.While the reporter_________(take) a photo,the cat climbed the tree again .

(3)while与when的用法

共同点:都有当的时候，有时可通用

区别:while主要用于进行时态,when 主要用于一般现在时和一般过去时

例如:While the boy was walking down the street,the UFO landed.

The boy was walking down the street when the UFO landed.

练习:用while或when 填空

1.The girl was shopping ________the alien got out.

2.______ the girl was shopping,the alien got out.

3.I was doing my homework ________my mother came in.

4.______I was doing my homework,my mother came in.

5.He called to see me _________I was looking for my bag.

6.________we were talking,Dad got home.

7.________I was sitting in the barber's chair,my friend phoned me.

8.The Greens were having dinner________I visited them.

9.What did you do________the UFO landed?

10._______I arrived at the airport,the plane was taking off.

11._______he was waiting for the bus,it rained.

12.He was cooking supper________the phone rang.

(4) 读语法重点,抽背

(5). 1c结对活动.

(6)记忆力比赛：比一比谁的记忆力最强。谁能在规定的时间内完整总结出过去进行时基本结构及while与when的用法.

3.作业

一.用所给词的适当形式填空.

(1)The plane____________(take off) in ten minutes.

(2)The plane ____________(take off) an hour ago.

(3)It is very hot,Please ________(take off) your coat.

(4)Bill was tired out so he ______the day ________(take off)

二.完成句子.

(1)那个女孩正在购物当她看到外星人出来时.

The girl was____________________________________________

(2)当外星人正在买一个纪念品时,那个女孩报警了.

__________the alien was_______________,the girl_______________________.