when was it invented ? unit 9 period 1. learning aims (学习目标) 1.grasp the new words and...
TRANSCRIPT
When was it When was it invented ?invented ?
Unit 9
Period 1
Learning aims (学习目标) 1 .Grasp the new words and patterns.invent,calculator,light bulb,binoculars A:When was/were the … invented? B: It was/They were invented in … A: Who was it /were they invented by ? B : It was/They were invented by …2. Try to understand and use the passive voice of the past tense well . (正确理解与运用一般过去时的被动语态。)
compass gun powder
printing paper-making
calculator
light bulb
TV setcar
computer
telephone
camera
bicycle
Edison invented the light bulb.The light bulb was invented by Edison.
Karl Benz invented the car.Karl Benz invented the car.
______ was invented by _______.______ was invented by _______.The car
Karl Benz
Bell invented the telephone.Bell invented the telephone.
___________ was invented by ___.___________ was invented by ___.The telephone
Bell
things inventor
( 发明家 )
time
umbrella Chinese 4000years ago
binoculars
双筒望远镜)Italians
( 印度人 )
1854
camera Joseph
Nicephore
1827
bicycle Englishman 1880s
Let’s talk !
1b Listen and match the inventions Listen and match the inventions with the dates.with the dates.
a
b e
dc
1876
1885
1927
1971
1976
d
a
b e
c
1876 Bell
1885 Henry Ford
1971 Bill Hewlett
1976 Cray
A:When was the … invented? B: It was invented in …. A: Who was it invented by ? B : It was invented by …
1903 Wright Brothers
Pairwork
A:When were the … invented?B: They were invented in ….A: Who were they invented by ?B : They were invented by …
potato chips ,1863, George light bulbs, 1879, Edison
Pairwork
Exercises 一、根据汉语意思完成句子,每空一词。1 . 汽车发明于 1885 年。The car _______ _______ in 1885.2. 电视是谁发明的?_______ was the TV ________ ______ ?3 . 双筒望远镜是印度人发明的。The binoculars _______ invented _______Italians . 4. 飞机是莱特兄弟于 1827 年发明的。The plane was invented ______ Wright Broth
ers ______ 1827.
was invented
Who invented by
were by
byin
二、句型转换1. Bell invented the telephone. (改为被动语态) The telephone ______ _______ by Bell .
2. Tom bought some books yesterday. (改为被动语态)
Some books _______ _______ by Tom yesterday .
3. He allowed Jack3. He allowed Jack to make his own decisions.to make his own decisions. ((改为被动语态)
Jack _______ ________ to make his own decisions . Jack _______ ________ to make his own decisions .
was invented
were bought
was allowed
4.This kind of telephone was invented in 1985. (对划线部分提问)
________ _______ this kind of telephone invented ?
5 . They were invented by Julie Thompson.
(对划线部分提问)________ ________ they invented by?
6.The computers were invented in 1976.( 对划线部分提问 )
________ ______ the computers ________?
When was
Who were
When were invented
( ) 1. A new hospital ________ in my hometown last year. ( 海南中考 2008 ) A. was built B. built C. is built
( ) 2. The road ________ last year. (2010 北京 ) A builds B built C was built ( ) 3. ----Susan, why are you still here ? They are already to start . ---- I’m sorry , but I ____ when to leave . (201
0 山西 ) A wasn’t told B don’t told C didn’t tell
中考真题链接A
C
A
( ) 4 Chinese ________ by more and more people in the world.(2012 海南中考 )
A . is spoken B is speaking C . speaks
( ) 5. To keep the road safer ,the new traffic rules must _______ by everyone . (2013海南 )
A . follow B . be followed C . are followed
A
B
The passive voice.被动语态被动语态
被动语态的构成构成 :
助动词 be+ ( 及物动词的 ) 过去分词
一般现在时
一般过去时
am (is, are) + done
was (were) + done{
Make a survey: What inventions do you know?
Inventions Who When
light bulbs Edison 1878
Tea Shen Nong about three thousand years ago
Report like this:
light bulbs were invented by Edison in 1878...
Homework
Collect more inventions and write down a short passage.( 搜集更多的发明物品,并写一篇短
文。)
Thank you for listening!