Unit6 When was it invented SectionB (1a-1e)课件(共22张PPT)

(共22张PPT)
Unit6
When was it invented
SectionB (1a-1e)
Teacher: Time: School:
1. Free talk 2. Listening
3. Conversation 4. Exercising
本
节
内
容
1
Free talk
new words
adj.脆的；酥脆的
adj.咸的
adj.酸的；有酸味的
错误地；无意中
n.顾客；客户
crispy /'kr spi/
salty /'s :lti/
sour /'sa (r)/
by mistake
customer /'k st m (r)/
free talk
What do you think of...
coffee
It tastes bitter.
ice cream
I think it is
Sweet, cool, and delicious!
free talk
salt
It tastes salty.
potato chips
It tastes crisp.
cake
It tastes sweet.
free talk
lemon
It tastes sour.
pepper
It tastes hot.
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
sweet
sour
sweet
salty
1b
Write the name of a different food after each word.
sweet______________ crispy_________________
salty_______________ sour__________________
banana,honey
pizza,hamburger
French fries, cookies
lemon, strawberry
2
Listening
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
language points
1. Potato chips were invented by mistake.
mistake 作名词 “错误，误会”。也可以作动词 “弄错，犯错”。常见形式有：make a mistake 出错
e.g. You have made a mistake here.mistake…for… 错把……当作……
They mistook him for his brother. by mistake 错误地
e.g. They sent the letter to me by mistake.
language points
2. salty 咸 的
salty (tasting of salt) 形容词，意为“咸的；含盐的”，是由名词salt(盐)加后缀-y构成的。
e.g.The soup is a little salty for me.
名词+后缀-y构成的形容词：
luck—lucky health—healthy wind—windy rain—rainy taste — tasty ice —icy snow —snowy sun—sunny
language points
3. in the end 最后，终于 (相当于finally 或 at last)
I was saved in the end.我最后获救了。
by the end常和of相连，用于指时间，意为“到……底(末)为止”
at the end of可以指时间，也可指处所，意为“在……尽头，在……结束时”。
language points
（1）他在花园的尽头的那边。
He is down _______________ the garden.
（2）最后，我们找到了这座房屋。
______________ we found the house.
（3）到战争结束时, 这个小铺子已经变成有728个工人的大厂了。
_____________________, the small work-shop had become a large factory with 728 workers.
at the end of
In the end
By the end of the war
3
Conversation
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: It was invented by a cook called Geroge Crum.
……
4
Exercising
exercise
根据所给汉语完成英语句子
1. 它们是由于一次错误而被发明出来的。
They were invented ________ ________.
2. 今天你烧的鸡蛋汤已经够咸的了，不用再放盐了。
The soup you cook today is ________ ________. Don’t put any salt into it.
3. 什么事让你这么高兴？
What ________ you so ________
4. 直到他明天回来我才能告诉他。
I won’t tell him ________ he ________ back tomorrow.
5. 冰不够厚，不能滑冰。The ice wasn’t ________ ________ for you to skate on.
by mistake
salty enough
made happy
until is/comes
thick enough
summary and homework
1.Go over the history of chips in 1a & 1d and write a short essay about it.
2.Look for the invention of tea by the Internet or reading the books. Then copy the information on paper.
Thanks
感恩学习，成就未来！
SectionB (1a-1e)
Teacher: Time: School: