资源简介

(共21张PPT)
Unit 6
Unit 6
When was it invented
When was it invented
Section A 2d
By the end of this class, we will be able to:
talk about the small inventions that change the world.
Learning objectives：
listen and repeat the conversation and read it the correctly and fluently.
recite the conversation according to the key words.
Step 1 lead in
Step 1 lead in
What's the video about
It’s about a small invention ----_____.
clips
paper clips
Step 2 brain-storming
Do you know other small inventions that changed the world
改变世界的小发明
boys
girls
Step 3 presentation
Paul
Roy
What are they talking about
They are talking about
zipper---- small inventions
that change the world.
Step 4 read and answer
1. Why does Roy think zipper is a great invention
2. Who and when was the zipper invented
3. When did the zipper become popular
Because it is widely used in our daily lives.
It was invented by Whitcomb Judson in 1893.
The zipper become popular in around 1917.
Step 5 listen and repeat
Paul: Hey Roy, the subject for my school project is “Small
inventions that changed the world.” Can you help me
think of an invention
Roy: My pleasure! Let me think… hmm… I know! The zipper!
Paul: The zipper Is it really such a great invention
Roy: Think about how often it’s used in our daily lives. You can
see zippers on dresses, trousers, shoes, bags… almost
everywhere!
Paul: Well, you do seem to have a point…
Roy: Of course! I thought about it because I saw a website last
week. The pioneers of different inventions were listed there.
For example, it mentioned that the zipper was invented by
Whitcomb Judson in 1893.But at that time, it wasn’t used widely.
Paul: Really So when did it become popular
Roy: Around 1917.
Step 6 try to recite
Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention
Roy: My pleasure! Let me think… hmm… I know! The zipper!
Paul: The zipper Is it really such a great invention
Roy: Think about how often it’s used in our daily lives. You can see zippers on dresses, trousers, shoes, bags… almost everywhere!
Paul: Well, you do seem to have a point…
Roy: Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasn’t used widely.
Paul: Really So when did it become popular
Roy: Around 1917.
How many parts can the conversation be divided
Step 6 try to recite
Part 1 is about __________________.
background information
Paul：Hei, Roy, the subject for my school project is “Small inventions that changed the world”.
Can you help me think of an invention
Roy: With pleasure! Let me think ... hmm...I know!
The zipper!
我的学校项目主题
改变世界的发明
想一个发明
我的荣幸
Step 6 try to recite
Part 2：______________________.
Why is it a great invention
Paul：The zipper Is it really such a great invention
Roy: Think about how often it's used in our daily lives.
You can see zippers on dresses, trousers, shoes, bags ... almost everywhere.
Paul: Well, you do seem to have a point.
如此伟大的一项发明
思考
它被使用
在我们的日常生活中
几乎所有地方
似乎有道理
Step 6 try to recite
Part 3 is about：_________________.
the history of zipper
Roy: Of course! I thought about it because
I saw a website last week.
The pioneers of different invnetions were listed there.
For example, it mentioned that the zipper was invented by ... in ... But at that time, it wasn't used widely.
Paul: Really So when did it become popular
Roy: Around 1917.
看了一个网站
不同发明的先驱
被列出
它提到
在那时
它没有被广泛使用
变得流行
Step 7 key phrases
1. 有道理
2. 被列出
3. 它提到
4. 被广泛使用
5. 考虑，想出
6. 我的荣幸
7. 在那个时候
8. 变得流行
1. have a point
2. be listed
3. it mentioned that
4. be used widely
5. think of = think about
6. my pleasure= with pleasure
7. at that time
8. become popular
Unit 6
Unit 6
When was it invented
When was it invented
Section A grammar
Step 1 grammar
When was the zipper invented It was invented in 1893.
Who was it invented by It was invented by Whitcomb Judson.
When was tea brought to Korea It was brought to Korea during the 6th and 7th centuries.
What is the hot ice-cream scroop used for It’s used for serving really cold ice-cream.
Active Voice: Alexander Graham Bell invented the telephone in 1976. Passive Voice: The telephone was invented (by Alexander Graham Bell) in 1876. was
invented
was invented
was
invented
was invented
was
brought
was brought
is
used
’s used
invented
was invented
What's the key grammar in unit 6
Let’s compare!
the structure of passive voice：
is/are
v-p.p
was/were
v-p.p
一般现在时
的被动语态
一般过去时
的被动语态
Passive voice of different tenses!
1) I often watch TV.
The TV is often watched by me.
2) I watched TV just now.
The TV was often watched by me just now.
3) I am watching TV.
The TV is being watched by me.
一般现在时的被动语态。
一般过去时的被动语态。
现在进行时的被动语态。
4) I was watching TV when you came in.
The TV was being watched by me when ...
一般将来时的
被动语态。
5) I will go to the zoo on Sunday.
The zoo will be visited by me on Sunday.
Passive voice of different tenses!
一般将来时的被动语态。
6) I have visited the zoo yesterday.
The zoo has been visited by me yesterday.
现在完成时的被动语态。
7) I had visited the zoo at the end of 2020.
The zoo had been visited by me by the ...
过去完成时
的被动语态。
总结：每一个时态都有相应形式的被动语态。
所有时态的被动语态都有 “be+p.p(过去分词)”
Step 2 4a Rewrite the sentences using the passive voice.
用被动语态改写句子。
1. They sold the fridge at a low price.
_________________________________________________________
2. Somebody stole my camera from my hotel room.
_________________________________________________________
3. Where did you take these photos
_________________________________________________________
4. Our parents advised us not to go out alone.
________________________________________________________
5. Different writers translated the book into different languages.
_________________________________________________________
The fridge was sold (by them) at a low price .
My camera was stolen (by somebody)from my hotel room .
Where were these photos taken (by you)
We were advised by our parents not to go out alone.
The book was translated into different languages by different writers.
Step 2 4b Complete the sentences with correct forms of the verbs in the box.
用方框里的单词的正确形式完成句子。
eat, like, invite, tell, lock, ring, break, bring
1. You ____________ to the party last night, weren’t you Why didn’t you go
2. The earthquake happened all of a sudden, but luckily the villagers ____________ to a safe place.
3. The door __________ when we arrived, so we ______ the bell.
4. The students ___________ not to eat or drink in class, but Ruby ______ the rule when she started eating a biscuit in science class.
5. The cookies __________ by the hungry kids in less than 20 minutes, and they really _____ them.
were invited
were brought
was locked
rang
broke
were told
were eaten
liked
Step 3 4c Decide whether active or passive forms should be used in these sentence. Write the correct forms in the blanks.
判断下列句子应该用主动语态还是被动语态。在空白处填写正确形式。
The telephone ___________ (invent) by Alexander Graham Bell. He ________ (born) in 1847. Mr. Bell _______ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _______ (learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone ___________ (invent) in 1876. The first sentence that ________ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone ______ (use) around the world.
was invented
was born
worked
learned
was invented
was said
is used

展开更多......

收起↑