Unit1SectionA3a-4c教案(五四制)英语九年级全册(1)

Unit 1 Section A 3a4c
教学目标
1.正确理解并掌握以下词汇： heel, scoop, electricity, style。

2.能运用听力技巧听懂关于inventions的对话。

教学重点
借助语境和图片，使用被动语态谈论inventions的历史及用途。

教学难点
体会身边的发明带给我们的便利，热爱生活。

教学过程
一、导入
A: What will you do if you are really thirsty?
B: I’d like to drink ....
Think
What’s the most traditional drink in China?
Tea has a long history.
It was first drunk nearly 5, 000 years ago.
Who invented tea?
二、新课讲解
Para 1：An Accidental Invention
Did you know that tea, the most popular drink in the world (after water), was invented by accident? Many people believe
that tea was first drunk nearly 5,000 years ago. It is said that a Chinese ruler called Shen Nong first discovered tea as a drink. One day Shen Nong was boiling drinking water over an open fire. Some leaves from a tea plant fell into the water and remained there for some time. It produced a nice smell so he tasted the brown water. It was quite delicious, and so, one of the world’s favorite drinks was invented.
Read Para1 again and answer the questions. （3b: Questions13）
1.When was tea first drunk?
It was first drunk nearly 5,000 years ago.
2.Who was tea invented by?
It was invented by the Chinese ruler Shen Nong．
3.How was tea invented?
While Shen Nong boiling drinking water
over an open fire, some leaves fell into the water, so tea was invented.
1.most popular drink
2.invented by accident
3.drunk about 5000 years ago
4.discovered by ruler SN
5.over an open fire boiling drinking water
6.fell into remained
7.produced nice smell
8.taste the brown water
9.was delicious one of the world’s favorite drinks
Dear kids：
Look at the midmap，according to the order “123456789” ，Can you retell Para1？Please try! This is a good way to study English!
Language Points
1.Did you know that tea, the most popular drink in the world (after water), was invented by accident?
你知道茶这种世界上最受欢迎的饮料(仅次于水)是偶然被发明的吗？
(1)本句是一个复合句。

主句是Did you know, that引导的是一个宾语从句，其中从句的主语是tea, 而the most popular drink in the world (after water), 是tea的同位语。

(2) by accident意为“偶然;意外地”。

I knew his name by accident.我偶然知道了他的名字。

He met Tom by accident.他偶然遇到了汤姆。

2.It is said that a Chinese ruler called Shen
Nong was the first to discover tea as a drink.
据说有一位叫神农的中国统治者最早发现了茶可以饮用。

(1) It is said that…表示“据说……”，其中it 是
形式主语，that引导的从句为真正的主语。

► It is said that he is a rich second generation.
据说他是一个富二代。

(2)ruler名词，意为“统治者;支配者”
► A king is a ruler. 国王是统治者。

三、拓展
其他常见“It is ...that”句式
It is believed that…“据认为……”
It is reported that …“据报道……”
It is known that…“众所周知……”
It is supposed that…“据推测……”
The tea trade from China to Western
countries took place in the 19th century.
中国和西方国家之间的茶叶贸易发生在19世纪。

take place意为“发生;出现”。

Great changes have taken place since 1976.
自1976年以来发生了巨大的变化
四、辨析
take place与happen
Take place：表示必然性的“发生”或指根据计划或安排“举行”的. 无被动语态
The opening of the play will take place tomorrow night 这部剧将于明晚进行首演。

The car accident happened last week
这起车祸发生在上周。

Small inventions change the world!
Inventions make us live easily and happily.
五、作业
1.Retell the conversation in 2a.
2.Finish the report in your group.。