九年级人教新目标
Unit 6
When was it invented?
Section B 1a-1e
How do they taste?
crispy
salty
They taste crispy.
They taste salty.
crispy
They taste hard and crispy.
sour
They taste ...
sweet
soft
They taste ...
bitter
It tastes ...
They taste very hot.
人生五味
人生有百味，五味最常在，酸甜苦辣咸是舌尖上最直接的体验。
为什么觉的生活像五味？
因为它们和酸甜苦辣咸一样,我们都得品偿透彻、感悟清楚。
酸：酸像美丽的人生初恋，还未真正懂 得，就已经觉得甜或苦了。
甜：甜是一种美妙的味道，是一种简单的幸福。
苦：苦是人生中最忧愁的部份，也最能考验人的意志。
辣：就是这样神奇，让你不知不觉上了瘾，先是一种刺激，再来一种满足，最后就是依赖了。
咸：吃咸是种讲究，多则不行，少则也不可，咸淡平衡才是菜品的最高境界。
New words
crispy /krispi/ adj. 脆的；酥脆的
sour /sauə(r)/ adj. 酸的；有酸味的
by mistake 错误地；无意中
customer /kʌstəmə (r)/ n. 顾客；客户
根据句意及首字母提示完成单词。
1. I don’t like lemons because they are too s .
2. Lucy and Lily are twins. People often m them for each other.
3. For a restaurant, c are the most important.
4. The fish was too s because my mom put too much salt on it.
5. We often put the food into the
f to keep it fresh in summer.
our
istake
ustomers
ourty
ridge
1a. Fill in the blanks with the words given.
sour
sweet, crispy, salty, sour
salty
crispy
sweet
sweet
1b. Write the name of a different food  after each word.
sweet:
crispy:
salty:
sour:
candy, banana, apple, cake
potato chips, salad, biscuit,
salt, pizza, french fries, olives, sausage
vinegar, grape, lemon, pickle,
grapefruit, orange
1c. Listen and circle “T” or “F”.
1. Potato chips were invented by mistake.
2. They were invented in 1863.
3. The customer thought the potatoes weren’t
thin enough.
4. The customer said they weren’t salty enough.
5. George wanted to make the customer happy.
6. The customer was happy in the end.
T
F
T
F
F
T
The history of potato chips
Did you know that potato chips were invented by mistake? Potato chips _____________ by a cook called George Crum. They were invented in _______. George Crum cut the potato chips really, really thin and cooked them for a long time until they __________. And he put lots of salt on them so they were _____________.
were invented
1853
were crispy
really salty
1d . Listen again and complete the
sentences.
再听录音一次，填空完成对话。
Boy 1: Hey, did you know that potato chips were mistake?
Boy 2: Really? What do you mean?
Boy 1: Well, here on the bag it says that they were invented by a
cook George Crum.
Boy 2: When was that?
Boy 1: Oh, it was back in 1853.
Boy 2: So, why was it an ?
by
called
accident
Boy 1: Well, one day, a customer came into the restaurant where George worked. He a plate of fried potatoes. When the potatoes came, he said they were cut too thick and them back to the kitchen.
Boy 2: So what happened?
ordered
sent
Boy 1: Well, George was angry, so he cut the potatoes really, really thin, and he cooked them for a long time they were crispy. And he put lots of on them so they were really salty. He thought the would them.
Boy 2: And?
until
salt
hate
Boy 1: And the customer loved them and asked for . He told the other customers about them, and soon everyone
was thinly cut, crispy, salty potato chips.
Boy 2: And we’re still eating them today.
Boy 1: What a cool story!
more
ordering
Potato chips were invented by mistake. They were invented by a cook called George Crum. One day a customer thought the fried potatoes weren't thin enough and weren't salty enough. So George cut them really thin and cooked them for a long time until they were crispy. And he put a lot of salt on them so they were salty.
归纳听力材料大意，改写成短文
短语归纳
be invented, by mistake,
on the bag, back in 1853,
one day, in the restaurant,
send… back, a plate of fried potatoes, be cut too thick, cut…really, really thin,
cook…a long time, put… on…,
asked for…, tell… about…,
thinly-cut, crispy, salty potato chips,
a cool story
1e . Pair work
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.
B: When was that?
A: It was invented back in 1853.
B: Was it an accident?
A: A customer sent back his plate of fried potatoes
because they were cut too thick.
George cut the potatoes really, really thin.
And he cooked them for a long time until they were crispy.
He put lots of salt on them
so they were really salty.
B: Did the customer loved them?
A: Yes, they asked for more.
Everyone was ordering
thinly-cut, crispy, salty potato chips.
B: We like them, too.
A: So do I.
Summaries
by mistake
What do you mean
it was back in 1853
sent them back to
what happened
asked for more
ordering thinly cut, crispy, salty potato chips.
What a cool story!
Explanation
1. Potato chips were invented by mistakes.
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.
2. Geroge wanted to make the customer happy.
make表示“使……怎么样”，其后常带复合宾语。常见结构为：主语+make+宾语+名词/形容词(做宾补)。例如：
The boss can make the young man a rich man.
3 复合名词复数的构成
potato chips是一个复合名词，其中第一个名词用作定语修饰后一个名词，这样的例子有很多，又如: alarm clock, telephone number等。
知识拓展
复合名词变复数的规则，你一定要牢记啊！
◎通常只把主体名词变为复数
school boy—school boys(男生)
apple tree—apple trees(苹果树)
vegetable sandwich—vegetable sandwiches(蔬菜三明治)
girl friend—girl friends（女朋友）
◎如果没有主体名词，在最后一个名词上用复数。
good-for-nothing—good-for-nothings（饭桶、无用的人）
three-year-old—three-year-olds（三岁的孩子）
◎由man, woman和另外一个名词构成的复合名词，两个部分都要用复数。
man teacher—men teachers(男教师)
gentleman farmer—gentlemen farmers （乡绅）
Exercise
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
to make
happy
4.薯条是一个名Crum的厨师发明的
The potato chips 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.
were invented
called
cook put on
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