人教版九年级英语第六单元Unit 6 When was it invented? SectionB-1（1a-1e)(共25张PPT)

(共25张PPT)
Section B 1a-1e How do they taste
Unit 6
When was it invented
SENSE OF TASTE味觉
1. NEW WORDS
crispy /krispi/ adj. 脆的；酥脆的
sour /sau (r)/ adj. 酸的；有酸味的
by mistake 错误地；无意中
customer /k st m (r)/ n. 顾客；客户
crispy
salty
Q:What are they
A: They are potato chips
Q: How do they taste
A: They taste crispy/salty.
2. PAIR WORK（师友互助）
sour
They are …
They taste ...
sweet
soft
They taste ...
bitter
It tastes ...
They taste…
sweet
spicy
peppers
1A. FILL IN THE BLANKS WITH THE WORDS
GIVEN.
sour
sweet, crispy, salty, sour
salty
crispy
sweet
sweet
salty
1B. WRITE THE NAME OF A DIFFERENT
FOOD AFTER EACH WORD.
sweet:
crispy:
salty:
sour:
candy, banana, apple, cake, honey
potato chips, salad, biscuit, cookie,
salt, pizza, french fries, sauce
vinegar, grapes, lemons, pickle,
oranges
1C. LISTEN AND CIRCLE “T” OR “F”.
1C.LISTEN AND CIRCLE T FOR TRUE OR
F FOR FALSE.
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 ____ and cooked them for a long time until they were__________. And he put lots of salt on them so they were _____________.
were invented
1853
crispy
really salty
1d . Listen again and complete the
sentences.
thin
READ THE TYPESCRIPTS
Boy 1: Hey, did you know that potato chips were invented 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 customer 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
KEY POINTS 重难点
be invented …(被动语态）
a cook called George Crum（过去分词后置定语）
Came into the restaurant where George worked.(where 引导定语从句）
Oral Practice--Summary
短语归纳
be invented,
by mistake,
on the bag,
back in 1853,
send… back,
a plate of fried potatoes,
be cut too thick,
cut…really, really thin,
Cook for a long time,
put… on…,
asked for…,
thinly-cut, crispy,
salty potato chips,
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.
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 .
4. 韩寒写的书很受学生欢迎
The book ______ ____ Hanhan is popular among students.
in the end
crispy enough
to make happy
written by
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
alty
ridge
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