Unit 6 When was it invented-Section B 1a-1e课件(共48张PPT)

(共48张PPT)
Section B 1a-1e
To learn how potato chips were invented.
To learn to listen for the details.
To talk about the history of inventions.
Objectives
What kind of snacks do you like to eat
How do they tastes
Can you describe them
Which taste do you like best
1a The words in the box describe how food can taste.
Write them under the correct pictures. Some
pictures have more than one word.
sweet crispy salty sour
crispy
salty
sour
sweet
salty
________ __________ ______ ________
1b Write the name of a different food after each
word.
sweet ________ crispy ________
salty ________ sour ________
banana
biscuit
potato chips
orange
1c Listen and circle T for true or F for false.
1. Potato chips were invented by mistake. T F
2. They were invented in 1863. T F
3. The customer thought the potatoes were not thin enough. T F
4. The customer said they were not salty enough. T F
5. George wanted to make the customer happy. T F
6. The customer was happy in the end. T F
1d Listen again. Complete the sentences.
The History of Potato Chips
Do you know how potato chips were invented Potato chips
_____________ by a cook called George Crum. They were
invented in ________. George Crum cut the potatoes really,
really______ and then cooked them for a long time until they
were _________. Finally he put lots of salt on them so they
were ___________.
were invented
1853
thin
crispy
really salty
1e Make a conversation about the invention of
potato chips. Use the information in 1c and 1d.
A: Did you know potato chips were invented by mistake
B: Wow, I didn’t know that. Who invented them
A:...
Do you know what they are
How were they invented
Do you know how sandwich was invented
It is said the sandwich was invented in England in the 18th century by John Montagu, 4th Earl of Sandwich.
He asked his servants to prepare a chunk (大块) of meat between two slices of bread, so that he could carry on gambling without stopping to eat.
拓展阅读
1.by mistake为介词短语，意为“无意中；错误地”,
相当于accidentally。
例句：
I missed the school bus by mistake this morning.
今天早上我无意中错过了校车。
I took your pen by mistake. 我错拿了你的钢笔。
Language Points
【拓展】
mistake还可以构成短语：
make a mistake/make mistakes犯错误；
mistake…for… 把……错认成……。例句：
Don’t make mistakes any more. 别再出错了。
I mistook her for our English teacher.
我把她错认成我们的英语老师了。
2.The customer thought the potatoes were not
thin enough. 顾客认为土豆不够薄。
enough修饰名词时，不需要倒装。
如: 我有足够的钱。
餐厅里的食物不太够。
There isn’t enough food in the dinning hall.
其修饰形容词、副词要倒装。
He wrote carefully enough to get the award of the
competition.
I have enough money.
enough常可以和词组so...that，too...to转换。
如：他跑得不够快，赶不上其他人了。
用enough
He didn’t run fast enough to catch up with the others.
用so...that
He ran so slowly that he couldn’t catch up with the others.
用too...to
He ran too slowly to catch up with the others.
3.The customer was happy in the end.
顾客最终高兴了。
(1) in the end 后来，最后，终于
at the end of ... 在……末
by the end of ... 到……末为止
如：①这个月月末我们将会开个会。
At the end of this month we’ll have a meeting.
②到去年末为止我们已经做了十架飞机了。
By the end of last year we’ve made ten planes.
(2) in the end 用一个单词表达可以是finally，
用一个短语表达可以用at last 。
如：最后他赢了。
He won in the end.
He won finally.
He won at last.
Ⅰ. 用所给词的正确形式填空。
1. The TV ____________ (invent) around 1927.
2. They are used for _______ (see) in the park.
3. This kite _________ (make) by Uncle Wang.
4. Tea ______________ (discover) a long time ago.
5. Our classroom ______________ (should clean) every day.
was invented
seeing
was made
was discovered
should be cleaned
Exercises
Ⅱ.选词填空。
1. I don’t like eating chocolate. The taste is too _______ .
2. Mom added salt but it still wasn’t ______ enough.
3. I prefer lemons to oranges. I like the ______ taste.
4. She likes _______ cookies. They are hard, dry and
easily broken.
sweet
salty
sour
crispy
crispy sweet salty sour
Ⅲ. 翻译句子。
1. 顾客最后终于高兴了。
The customer was happy ______________.
2. 这个顾客说这个薯条不够脆。
The customer said that the potato chips weren’t
________________.
3. 乔治想让顾客高兴。
George wanted __________the customer ________.
in the end
crispy enough
happy
to make
4.薯条是一个名Crum的厨师发明的。
The potato chips_____ _________ by a cook _______Crum.
5. 昨天这个厨师往鱼上面撒了许多盐。
The_____ ______lots of salt _____ the fish yesterday.
called
cook put
were invented
on
Homework
Listen to 1b.
Make conversations with other students
talking about how potato chips were
invented after class.
Write a conversation to talk about
something else.
To listen to 1c and 1d, then complete them.
To learn new words: pronounce, increase, speed, partner…
Objectives
Do you have difficulties in learning English
What things are difficult for you
Discussion
What’s your problem in learning English How do you solve them
I have difficulties in
learning English.
Can you help me
The difficulties he has in learning English.
New words: can’t pronounce some of the words
spell some English words
Speaking: be afraid to speak
Listening: can’t understand spoken English
Writing: can’t make complete sentences
Reading: read very slowly
Grammar: make mistakes
1a Learning English can be difficult. What things are
difficult for you Read the list. Check ( ) the
statements that are true for you.
____ I can’t pronounce some of the words.(v. 发音)
____ I can’t always understand spoken English.
____ I don’t know how to increase my reading speed.
____ I can’t spell some English words.
____ I often make mistakes in grammar.
(v. 增加；增长)
(n. 速度)
1b What other things are difficult for you
Make a list.
1. I don’t know enough words to write well.
2. ________________________________
3. ________________________________
4. ______________________________
5. ________________________________
can’t get the pronunciation right
be afraid people might laugh at me
forget a lot of new words
don’t get much writing practice
1c Paul finds it difficult to learn English. Listen and
complete the learning challenges he talks about.
1. He can’t get the__________________ right.
2. He___________ a lot of new words.
3. He can’t always_____________ when people talk to him.
4. He doesn’t get much___________ practice.
pronunciation
forgets
understand
writing
Challenges
1d Listen again. Complete the solutions.
1. ________________ can help.
He can always_____________________ in his notebook and study them at home.
He can_____________________________ to practice speaking.
He should find a _______ to practice writing.
Listening
write the new words
join an English language club
pen pal
Solutions
1e Role-play conversations using the information
in 1c and 1d.
① A: I don’t have a partner to practice English with.
B: Maybe you should join an English club.
② A: I always forget the new words.
B: You can write the new words in your notebook
and study them at home.
A: I can’t always understand when people talk to me.
B: Maybe you should join an English language club
to practice speaking.
A: I forget a lot of new words.
B: Maybe you should write the new words in your
notebook and study them at home.
Pair work
1.I often make mistakes in grammar.
mistake n. 错误；过失 make mistakes 犯错
Tom didn’t make a single spelling mistake in his composition. 汤姆在这篇作文里一个字也没拼错。
mistake vt. 弄错，误解
I mistook the number and went to the wrong room. 我记错号码, 走错了房间。
Language points
2. challenge n. 挑战
He wants a career that offers a challenge. 他想要一份有挑战性的事业。
vt. 向……挑战；对……提出异议
I challenged him to show his proof. 我要他拿出证据。
He challenged my view on that matter. 他就我对那件事的看法提出异议。
3. solution n. (问题、疑难等的) 解决；解答
It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法。 The solution of the problem requires a lot of time. 解决这个问题需要很多时间。
4. Maybe you should join an English club.
join/join in/take part in
(1) join=be a member of 参加, 指加入某种组织，并成为其中的一员。
join the army / party 入伍/党 join the club 加入俱乐部
join in 后接活动名称
join sb. 加入到某个人群之中
Ⅰ. 用所给词的适当形式填空。
1. Sometimes, I can’t get the____________ (pronounce) right.
2. I don’t know how__________ (improve) my spoken English.
3. The more careful you are, the fewer_________ (mistake)
you’ll make.
4. You can find a pen pal to practice________ (write).
5. She can’t______ (spell) English words.
Exercises
pronunciation
to improve
mistakes
writing
spell
Ⅱ. 用方框中所给单词的适当形式填空。
We must learn to face the __________ in our life.
2. He has trouble in understanding _______ English.
3. Can you think of a good _______ to the problem
4. You can listen to the tapes to get much listening _______.
5. The more careful you are, the fewer _______ you’ll make.
solution, practice, mistake, spoken, challenges
challenges
spoken
solution
practice
mistakes
— Excuse me, can you teach me how to ______
this new word
— No problem. Look at my mouth and listen
carefully.
A. prove B. pronounce
C. prepare D. produce
B
中考链接
证明
准备
发音
生产
你能教给我这个新词怎么样……
— Miss Huang always advises us to practice
speaking English after class.
— She is right. Speaking is an important
language __________.
A. sign B. skill C. suggestion
符号
技能
建议
B
Review the new words and expressions you’ve learned today.
Preview the article How Can You Become a Successful Learner on page 6.
Homework