Unit 6 When was it invented? Section B 3a-Self Check 课件(共27张PPT)

(共27张PPT)
Unit 6
When was it invented
Section B
3a-Self Check
教 学 目 标
1) 复习一般过去时态被动语态的用法。
2) 能够用英语讲述自己所熟悉的某一发明。
3) 能用就本单元所学习语言材料，完成写作内容。
4)了解世界上一些对人类有着重大意义的发明培养学生的创造精神.
Writing
Problem: ________________________
New invention: ____________________
What it is used for: _________________
Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
a special pen
quickly taking notes in class
taking notes in class
3a
This special pen was invented by Liu Jie. It has three colors and is used for …
3b Imagine you are a business person. Write a description of your new
invention. Try to sell the invention to the class.
While-writing
【审题】
题材：___________________
人称：___________________
时态：___________________
语态：___________________
While-writing
Writing guide
说明文
被动语态
第三人称
以一般现在时为主
Beginning: If ...., ....will be my first choice.
Not only..., but also...
It's believed that...
Body: There are some advantages of...
There is no doubt that…
…play an important role in...
First of all,...
What's more/Besides/ Moreover,
Last but not least,
Ending: In short,/In a word/In conclusion,...
Sentences bank:
常用句型：
1. I think … is a very useful invention.
我认为……是一项很有用的发明。
2. … was invented by …
……是由…… (某人)发明的
3. … was invented in …
……是在…… (某时间)发明的
4. It was used for … 它被用来……
5. … is made of ………
是由……(材料)制成的
invent doubt mention nearly website all of a sudden
It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may __________ things which are __________ the same. It’s hard to tell who came up with the idea first.
invent
nearly
Self Check
Complete the passage with the correct form of the words in the box.
1
Some inventions can also lead to other inventions ______________. So some people _______ whether the inventor came up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or ________ usually _________ more than one inventor when giving information about inventions.
invent doubt mention nearly website all of a sudden
all of a sudden
doubt
websites
mention
Someone stole my watch.
They used five eggs to make this big cake.
Rewrite these sentences using the passive voice.
2
My watch was stolen (by someone).
Five eggs were used to make this big cake.
3. When did they invent the personal computer
4. They asked us not to run in the hallway.
5. Someone took the video back to the store.
When was the personal computer invented
We were asked not to run in the hallway.
The video was taken back to the store (by someone).
Invention:
When:
Who:
Purpose:
Find out information about an invention you would like to know more about and write sentences below.
3
Do you know these cool inventions
What is it used for
shoes with lights
music candle
sweeping robot
Look and discuss
Pre-writing
一、用所给单词的适当形式填空。
1. Many people had to work for hours to stop the ship from _________ (go) down.
2. We all went to the park, _________(include) our teacher.
3. My teacher often encourage me _________ (study) ___________(achieve) my dreams.
4. I like reading books about ________(hero).
5. The pen is a tool that can __________(use) when you draw something.
going
including
to study
to achieve
heroes
be used
当堂检测
6. They ____________ (invite) to take part in the May Day celebrations in Beijing.
7. The ___________ (popular) of private cars is changing the people’s life style.
8. When the bill ____________ (bring) to him, he was such surprised.
were invited
popularity
was brought
1.My mother told me that my homework must ____ on time.
A. finish B. be finish C. be finished　 D. finished
2.The number of teachers in our school ____60 and a number of them
____ male teachers.
A. is; are B. are; is
C. am; are D. be; are
3. If it ____ tomorrow, we ____ go to the park. A. rains; won’t B. will rain; won’t C. rains; don’t D. will rain; will do
4. All the books will ____ to the children who live in the small village.
A. be sent B. sent　 C. be send　 D. send
5. —Do you know the lady____ is interviewing our headmaster —Yes, she is a journalist from CCTV. A. which B. who　 C. whom　 D. whose
Post-writing
二、翻译下列句子：
1. 我班们的学生被分成了七个组。 ______________________________________________________
2. 他梦想成为一名飞行员。______________________________________________________
3. 我们钦佩我们的英语老师，因为她擅长教学。______________________________________________________
4. 他参加了在北京举行的奥运会。______________________________________________________
5. 今天早上，我和王丽同时到达学校。______________________________________________________
The students in our class were divided into seven groups.
He dreams of becoming a pilot.
We look up to our English teacher, because she is good at teaching.
He took part in the Olympics that was hold in Beijing.
Wang Li and I got to school at the same time this morning.
当堂检测
一、单项选择
(　　)1.We can't stand it，for there is a large pile of waste along the road which smells ________．
A．well B．good C．terribly D．terrible
(　　)2.Some gifts were given ________ on her ________ birthday.
A．for her；ninth B．to her；nineth
C．for her；nine D．to her；ninth
D
D
(　　)3.The Olympic Games of 2016________ in Brazil.
A．took after B．took off
C．took place D．took away
C
(　　)4.I met my old friend Kate in the street________ this morning.
A．by accident B．by hand
C．by mistake D．by car
A
(　　)5.Jack is good at Chinese.He can________speak good Chinese________read and write it well.
A．not only；but also B．not；or
C．either；or D．neither；or
(　　)6.The teacher________ the class________ small groups.
A．divide；into B．divided；into
C．divided；to D．divide；to
A
B
我们在推销一件产品的时候，通常会从哪几个方面去描述呢？
Invention
What is the invention
What is it used for
Who invented it
When was it invented
Summary
Revise your composition.
Finish the exercises in Learning English.
3. Preview the new words and expressions in Unit 7.
Homework
Thank You!