2014九上英语Unit 6 when was it invented Section A 2a-2c
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Language points
1. Light的用法
一、用作形容词,表示“轻的”、“少量
的”、“浅色的”等意思。例如: —A re these bags heavy?这些包很重吗? —N o, they re light.不,不重。 I got up late this morning, so I had a light breakfast and went to school. 今早我起床晚了,所以吃了一点儿就上学了。 I like light green but Lily prefers dark blue.我喜欢浅绿色,但是莉莉喜欢深蓝色。
Car
1885
When was it invented? It was invented in 1885.
Benz.
Who was it invented by ? It was invented by Benz. What is it used for?
It is used for traveling fast.
Unit 9
When was it invented?
Period 2 Section A
2a-----2c
electricity /ilektrisəti/ n. 电;电能
In
modern cities we can’t live happily without electricity.
知识拓展
He
buried himself in an electrical book.
heel /hi:l/ n. 鞋跟;足跟
Nowadays
the
heels of women’s shoes are higher and higher, more and more beautiful.
scoop /sku:p/ n.勺; 铲子
二、用作不可数名词,表示‘“光线”、“光源
(如蜡烛或灯)”等意思。例如: Now there was enough light, so the doctor was able to see clearly. 现在有了足够的光线,因此,大夫能够看清楚。 In the dim light ,a girl was playing the piano. 在昏暗的灯光下,一位女孩在弹钢琴。 三、用作可数名词,表示“灯、电灯” Turn right at the traffic lights.在红绿灯处右转。 There are 12 lights in our classroom. 我们的教室里有12盏电灯。
Chelsea Lanmon Jayce Coziar and Jamie Ellsworth Julie Thompson
Hot ice- cream scoop
shoes with special heels
2b listen match the inventions with their uses.
The telephone was invented by Bell in 1
主语 谓语动词的过去分词 宾语 时间状语
A: B: A: B:
When was it invented ? Lead-in It was invented in… Who was it invented by? It was invented by… alarm clock (1350) microwave oven Eric (1947) Spencer
1093样东西,他的发明对我们很重要。
2a
Listen and number the inventions in the order that you hear.
3
1
2
2b listen match the inventions with the people.
Shoes with lights
light bulb 1879
When was it invented? It was invented in 1879. Who was it invented by ? It was invented by Edison. What’s it used for?
It’s used for seeing in the dark.
Guessing game!
When was it invented ?
potato chips
1850 1870
1853
When was it invented ?
lollipop
1950 1980
1958
2c
S1:
What are these? S2: They are shoes with lights. S1: What are they used for? S2: They are used for seeing in the dark. S1: Who were they invented by? S2: They were invented by Julie Thompson.
electricity
电,名词; 如No electricity ,no modern life. 没有电就没有现代生活。 electric,形容词,电的, 如electric light;电灯; electrical, adj, 电的,与电有关的, 如electrical appliance(家用电器); electronic, adj,电子的 Electronic book 电子书
New words
heel
/hi:l/ n. 鞋跟;足跟 electricity /ilektrisəti/ n. 电;电能 scoop /sku:p/ n. 勺; 铲子 style/stail/ n. 样式; 款式
Review
A: When was the _______ invented? B: I think it was invented in ______. 1976 1876 1885 1927
I
haven’t seen so many kinds of scoops when I was a kid, especially scoops with light.
style/stail/ n. 样式; 款式
Everyone
should have his or her own lifestyle in the modern world.
1.
electric为“用电的,带电的”,指任何电动 的或发电的装置,被修饰的物体本身可带电。如:
electric light, electric stove, electric piano, electric motor, electric bell。 又如: Please connect the two electric wires. 请将这两根电线接起来。
2c
S1:
What are these? S2: They are shoes with special heels. S1: What are they used for? S2: They are used for changing the style of the shoes. S1: Who were they invented by? S2: They were invented by Jayce Coziar and Jamie Ellsworth.
invent v. 发明,创造 n. invention 发明家,创造者 inventor
Edison was a great inventor ______. He invented 1093 things. His _______ _________ inventions are very important to us. 爱迪生是一位伟大的发明家,他发明了
With this electric blanket, the grandpa won't feel cold in winter. 有了电热毯,到了冬天爷爷就不觉得冷了。
2.
electrical为“电的,与电有关的,电 气科学的”,指与电有关的事物,被修饰 的词本身并不能带电。 如:electrical engineer, electrical energy, electrical engineering。又如: All the electrical work was done by my younger brother. 所有的电工活都由弟弟来干。
The passive voice.
主动语态改被动语态:
被动语态
Bell invented the telephone in 1876.
was
by
The passive voice.
被动语态
主动பைடு நூலகம்态变被动语态的结构图:
Bell invented the telephone in 1876.
主语 谓语动词过去时 宾语 时间状语
2c
S1:
What is this? S2: This is a hot ice- cream scoop. It runs on electricity. S1: What is it used for? S2: It is used for serving really cold ice cream. S1: Who was it invented by? S2: It was invented by Chelsea Lanmon.
Grammar focus
When
was the car invented? It was invented in 1885. When were shoes with lights invented? They were invented last year. Who were they invented by? They were invented by Julie Thompson. What are they used for? They’re used for seeing in the dark.
Jayce Coziar seeing in the dark and Jamie Ellsworth hot iceJulie changing the style cream scoop Thompson of the shoes
Summaries
1.
shoes with special heels 特殊后跟的鞋子 2. hot ice cream scoop 热的冰其淋勺子 3. run on electricity 电动的 4. be used for被用作 5. the subject for my school project 学校项目的课题 6. our daily lives我们的日常生活 7. have a point有点道理
2b Listen again and match the items with their inventors and uses.
Invention shoes with special heels Shoes with lights Who was What is it/are it/were they they used for? invented by Chelsea serving really cold Lanmon ice cream
serving shoes with really cold special heels ice cream.
Shoes with lights
seeing in the dark.
changing Hot ice- cream the style of the shoes. scoop
2b listen and check your answers.