九年级英语上：Unit 3 buying and Selling Lesson 17—20学案冀教版

1、unit 3 buying and selling【本讲教育信息】一. 教学内容：unit 3  buying and selling （l17l20）  1. 重点单词n.   money                              

2、   price                                   advertising   product        

3、60;                   supply                             mall  busines

4、s                           lingo                        

5、60;      examplesuccess                           meeting                &#

6、160;          course beginner                           audiotape           

7、0;              certificate  registration                         payment        

8、;                  cheque  cash             v.   pay         notice      &#

9、160;      adj.  fat         intermediate    final       adv.  quite        2. 重点短语。    pay for       

10、0;  付钱    business lingo    商务语言    make money     挣钱    join in          加入    have to          不得不 3. 交

11、际用语（购物）。    can / may i help you?    how many/ how much would you like?    what color /size / kind would you like?    i want / id like    how much is it?    thats too expensive. im afraid    

12、0;  do you have another color/size?    thats fine, ill take it. 二. 重点、难点解析及词语辨析：1. our basketball team has been invited to another city. 我们的篮球队已经被邀请到另一个城市去比赛。（l17）invite  意思是“邀请”，固定搭配有： invite sb. to do sth. 邀请某人做某事invite sb. to someplace  邀请某人到某地去i invite all my f

13、riend to my birthday party. 我邀请了我全部的朋友来我的生日聚会。he invited me to go with him. 他邀请我和他一起去。 2. but the trip costs a lot of money. 但是旅程要花费好多钱。（ l 17）表示花费的词语有很多，下面小结一下： take  花费时间   it takes /took sb. some time to do sth.    it took me two hours to do my homework . &

14、#160;  我花了2小时做作业。cost  “花费金钱” 主语为物the book cost me 5 yuan.  这本书花了我5块钱。 pay  “花金钱”， 主语为人。i paid 5 yuan for the book. 我花了5块钱买这本书。spend  “可花时间，也可花钱”   sb. spent+时间/金钱+ on sth./（in）doing sth. i spent 5 yuan on this book. = i spent 5 yuan（in）buying the book.我花了5元钱在这本书上。

15、 3. i dont have a job. 我没有工作. （l17）job  意思是“工作，职业”。 on the job  在工作，在忙碌    my teacher is on the job. 我们老师正忙着呢。 out of a job  失业，下岗     some workers in this factory is out of a job. 这个工厂的一些工人下岗了。    辨析：  job 与  work job “工作”,

16、可数名词work “工作”, 不可数名词, works “作品”。everyday my father has a lot of to do. 每天我爸爸都有许多工作要做。whats your job?    你的工作是什么?im a doctor.      我是一名医生。 4. have you ever had to wait for something for a long time. 你有不得不长时间等待的经历吗?    have to  意思是“不得不“

17、，表示客观条件限制，有多种时态。    must    意思是“必须”，强调主观要求，只有一般现在时。    we have to walk home, because the last bus has left.    我们不得不走回家,因为末班车已经开走了。    i must go now. 我现在必须要走了。 5. i wonder when the mall open?  我想知道商场什么时候开门? 

18、60;  wonder  = want to know “想知道，好奇”    wonder  n.  惊奇they looked at the big stone in wonder. 他们惊奇地看着这块大石头。    （2）奇观，壮举the great wall is one of the world wonders. 长城是世界奇观之一。 6. danny hears somebody say something.  danny 听见有人在说话。  

19、  hear sb. do sth.  听见某人做某事/做过某事     hear sb. doing sth. 听见某人正在做某事   类似的词还有：  see / listen to / look / watch / feel  等。    i often see a girl dance in the park. 我经常看到一个女孩在公园里跳舞。    he watched a man running out of the bank. 他看

20、到一个男人从银行里跑出来。 7. know business lingo. 了解商务术语。（l19）  business“商业，商务，交易，营业，商店”    my uncle always receives a lot of business letters, because he is a business man .    我叔叔是个商人,所以他总是收到许多商务信件。 拓展   business 是由 形容词busy+后缀ness 构成的。类似的词还有：  &

21、#160; happy happiness          goodgoodness     illillness                 （2）lingo  n. （pl. lingoes）“方言，语言，术语”。    my sister knows several lingoes. 我姐姐懂好几种方言。 8. many