unit 3 buying and selling lesson 17—20学案（冀教版九年级上）

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Unit 3 Buying and Selling
【本讲教育信息】
一. 教学内容：
Unit 3 Buying and Selling （L17—L20）

1. 重点单词
n. money price advertising
product supply mall
business lingo example
success meeting course
beginner audiotape certificate
registration payment cheque
cash
v. pay notice
adj. fat intermediate final
adv. quite

2. 重点短语。
pay for 付钱
business lingo 商务语言
make money 挣钱
join in 加入
have to 不得不

3. 交际用语（购物）。
Can / May I help you
How many/ How much would you like
What color /size / kind would you like
I want / I’d like…
How much is it
That’s too expensive. I’m afraid
Do you have another color/size
That’s fine, I’ll 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
①I invite all my friend to my birthday party.
我邀请了我全部的朋友来我的生日聚会。
②He 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：
① take 花费时间 It takes /took sb. some time to do sth.
It took me two hours to do my homework .
我花了2小时做作业。
②cost “花费金钱” 主语为物
The book cost me 5 yuan. 这本书花了我5块钱。
③pay “花金钱”， 主语为人。
I paid 5 yuan for the book. 我花了5块钱买这本书。
④spend “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。

3. I don’t have a job. 我没有工作. （L17）
job 意思是“工作，职业”。
① on the job 在工作，在忙碌
My teacher is on the job. 我们老师正忙着呢。
② 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”, 可数名词
work “工作”, 不可数名词, works “作品”。
①Everyday my father has a lot of to do. 每天我爸爸都有许多工作要做。
②—What’s your job 你的工作是什么
—I’m 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“，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。
① 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。
② 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
wonder = want to know “想知道，好奇”
⑴ 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。
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。
①I often see a girl dance in the park. 我经常看到一个女孩在公园里跳舞。
②He watched a man running out of the bank. 他看到一个男人从银行里跑出来。

7. Know business lingo. 了解商务术语。（L19）
⑴ 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：
happy— happiness good—goodness
ill—illness
（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 people learn English so they can have more success in business.
许多人学英语,所以他们可以在商务活动中取得更大的成功。
success n. “成功，胜利”，succeed v. successful adj.“成功的”
successfully adv. “成功地”
be successful in 在某方面成功
Bill Gates is successful in computer.
Failure is the mother of success. 失败是成功之母。

9. May I help you 我能帮助你吗
这是用于商店、宾馆、饭店中的服务性语言，等于“What can I do for you ”“Can I help you？”

10. If 引导的条件状语从句
（1）If 引导的条件状语从句符合一个原则：主将从现（主句用一般将来时，从句用一般现在时表将来。）
If it rains tomorrow, we’ll stay at home. 如果明天下雨，我们就待在家里。
（2）若表示现在不太容易实现的事情，主句用一般过去时，从句用过去将来时。
If I were a bird, I would fly.

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