人教版九年级全Unit 6 When was it invented？period 5课件(共21张PPT)

(共21张PPT)
Unit 6 When was it invented
Grammar Focus / Self Check / Writing
一、熟练掌握以下词汇：fridge, translate, lock, earthquake, sudden, biscuit, cookie, instrument
二、通过学习，掌握以下句型：
1. – When was the zipper invented
– It was invented in 1893.
2. – Who was it invented by
– It was invented by Whitcomb Judson.
3. – When was tea brought to Korea
– It was brought to Korea during the 6th and 7th centuries.
4. – What is the hot ice-cream scoop used for
– It’s used for serving really cold ice-cream.
三、1. 通过对本单元语法的复习与巩固，学会归纳与总结。
2. 通过对写作内容和写作方法的分析，完成写作任务。
四、 通过对被动语态表达的发明和创造的事物来认识人类的科技进步和培养学生的创新能力来达到情感，态度，价值观的课堂体现。
Edison invented the light bulb.
The light bulb was invented by Edison.
Alexander Graham Bell invented the telephone.
__________ was invented by __________.
Karl Benz invented the car.
_________ was invented by __________.
Do you know him Do you know where he is from
Hello, I’m Kobe. I’m good at playing basketball. But I have some questions for you and I need the answers.
Are you ready
Read the sentences in Grammar Focus and answer Kobe’s questions.
拉链什么时候被发明的？
它是被谁发明的？
茶什么时候被带到韩国？
加热冰激凌勺子被用来干什么？
When was the zipper invented
Who was it invented by
When was tea brought to Korea
What is the hot ice-cream scoop used for
Kobe, here are the answers!
拉链被发明与1893年。
它是由 Whitcomb Judson 发明的。
茶是在六到七 世纪期间被带到韩国的。
它被用来吃很冷的冰激凌。
It was invented in 1893.
It was invented by Whitcomb Judson.
It was brought to Korea during the 6th and 7th centuries.
It’s used for serving really cold ice-cream.
Thank you! Now, can you tell me the answers for Activity 4a
Rewrite the sentences using the passive voice.
1. Somebody stole my camera from my hotel room.
2. Where did you take these photos
3. Our parents advised us not to go out alone.
4. Different writers translated the book into different language.
My camera was stolen from my hotel room (by somebody).
Where were these photos taken
We were advised by our parents not to go out alone.
The book was translated into different languages by different writers.
Can you do this kind of exercises now Have a try !
Someone stole my watch.
They used five eggs to make this big cake.
When did they invent the personal computer
They asked us not to run in the hallway .
Someone took the video back to the store .
My watch was stolen (by someone).
Five eggs were used to make this big cake.
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).
Complete the sentences with the correct forms of the verbs in the box.
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 a science class.
5. The cookies ___________ by the hungry kids in less than 20 minutes, and they really ___________ them.
were invited
was locked
rang
were told
broke
were brought
liked
were eaten
Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks.
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 phone 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
Complete the passage with the correct forms of the words in the box.
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. 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.
websites
mention
invent
nearly
all of a sudden
doubt
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
Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.
This special pen was invented by Liu Jie. It has three colors and is used for …
Thank you, I’ve learned a lot! How about you Let’s review what we learned in Unit 6 together, OK
石榴 pomegranate [p m gr n t]
fridge, translate, lock, earthquake, sudden, biscuit, cookie,
instrument, Canadian, divide, purpose, basket, the Olympics,
hero, sour, customer, nearly, boil, smell, doubt, style, project, pleasure, website, list, mention, pioneer
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 scoop used for
It’s used for serving really cold ice-cream.
The number of foreign players in America’s NBA has increased.
Many young people dream of becoming famous basketball players.
Potato chips were invented by mistake.
The customer was happy in the end.
They were invented in 1863.
George wanted to make the customer happy.
Work hard, everybody! You can be successful, like me! Come on!