Unit 6 When was it invented Section A Grammar Focus-4c课件(共21张PPT) 人教版英语九年级全册

(共21张PPT)
Unit 6
When was it invented
Section A 3
Grammar Focus~4c
Yesterday, I played the piano.
Goals
1. Remember the new words
2.Talk about the history of inventions
3. Know how to use the passive voice
Pre-homework
1.突然 .
2.钟声 .
3.饼干 .
4.曲奇饼 .
5.音乐的 .
6.仪器 .
7.冰箱 .
8.矮的 .
9.某人 .
10.翻译 .
11.锁 .
12.地震 .
sudden
bell
biscuit
cookie
musical
instrument
fridge
low
somebody
translate
lock
earthquake
Yesterday, I played the piano.
The piano was played by me.
The baby ate the biscuuit.
The biscuuit was aten by the baby.
Cindy locked the door.
The door was locked by Cindy.
A dog oppened the fridge.
The fridge was oppened by a dog .
Cindy
Discuss Pre-homework III
I can say
Use the passive voice to ask or describe something of fridge.
Finish 4a~4c
4a
Rewrite the sentences using the passive voice.
点拨：原句为一般过去时态，原句的谓语动词为sold，宾语为the fridge；改为被动语态时，应将the fridge作主语，谓语动词用was sold的形式。
1. They sold the fridge at a low price.
_______________________________
The fridge was sold at a low price.
2. Somebody stole my camera from my hotel room.
_________________________________
My camera was stolen from my hotel room.
3. Where did you take these photos
__________________________________
Where were these photos taken
4. Our parents advised us not to go out alone.
__________________________________
5. Different writers translated the book into different languages.
__________________________________
__________________________________
We were advised by our parents not to go out alone.
The book was translated into different languages by different writers.
1. You ____________ to the party last night, weren’t you Why didn’t you go
2. The earthquake happened all of a sudden, but luckily the villagers _____________ to a safe place.
were invited
eat, like, invite, tell, lock, ring, break, bring
were brought
4b
Complete the sentences with correct forms of the verbs in the box.
句子主语you与invite之间存在被动关系。
villagers与bring之间存在被动关系
3. The door ___________ when we arrived, so we ______ the bell.
4. The students ___________ not to eat or drink in class, but Ruby ______ the rule when she started eating a biscuit in science class.
5. The cookies __________ by the hungry kids in less than 20 minutes, and they really _____ them.
was locked
rang
broke
were told
were eaten
liked
the door与lock之间为被动关系；而we与ring之间则为主动关系；
The telephone ______________ (invent) by Alexander Graham Bell.
He __________ (born) in 1847.
Mr. Bell ________ (work) on the invention of the telephone with Thomas Watson.
was born
was invented
worked
Decide whether active or passive forms should be used in these sentence. Write the correct forms in the blanks.
4c
In 1875, Mr. Bell _________ (learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone _____________ (invent) in 1876. The first sentence that _________ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone ________ (use) around the world.
learned
was invented
was said
is used
Summary & Reword
1.copy all the new words
2.preview the next section
Homework