Unit 6 When was it invented? Section A Grammar Focus-4c 课件 (共21张PPT)人教版九年级英语全册

(共21张PPT)
人教新目标Go For It九年级英语全册
Unit6 When was it invented？ SectionA Grammar Focus-4c
学习目标
1.MAster the new words
2.Master the grammar: was/were donr
Grammar Focus
When was the zipper invented It was invented in 1893.
Who was it invented by It was invented by Whitcomb Judson.
When was tea brought to Korea It was brought to Korea during the 6th and 7th centuries.
What is the hot ice-cream scoop used for It’s used for serving really cold
ice-cream.
Active Voice: Alexander Graham Bell invented the telephone in 1876. Passive Voice: The telephone was invented (by Alexander Graham Bell) in 1876. 语态：表示主语和谓语动词之间的关系。
英语有两种语态，即主动语态和被动语态。
主动语态：表示主语是动作的执行者。被动语态：表示主语是动作的承受者。
如：
Many students study English.(主动语态)
English is studied by many students.
(被动语态)
语态
Wise men learn by other men's mistakes; fools by their own
eat make plant
see take wear cut
buy bring speak
write have
keep teach pay spend
eaten
made
planted
had
seen
taken
worn
cut
bought
brought
spoken
written
kept
taught
paid
spent
Wise men learn by other men's mistakes; fools by their own
被动语态 (Passive Voice)
结构: be + V-p.p.
am / are / is +动词的过去分词
was / were +动词的过去分词
一般现在时的被动语态:
一般过去时的被动语态:
Wise men learn by other men's mistakes; fools by their own
01
含有短语的主动语态变被动语态
短语动词在变成被动语态时，不能去掉构成短语动词的介词或副词.
They took good care of my child.
My child was taken good care of by them.
Wise men learn by other men's mistakes; fools by their own
被动语态 (Passive Voice)
结构: be + 动词的过去分词
am / are / is +动词的过去分词
was / were +动词的过去分词
一般现在时的被动语态:
一般过去时的被动语态:
归纳总结
Wise men learn by other men's mistakes; fools by their own
02
感官动词和使役动词的被动语态
即feel , hear , listen , look , watch , see , notice ； have , make , let 这些词在主动句中，其后的动词不定式不加to，但变被动句时必须加to.
I saw him play basketball last Sunday.
He was seen to play basketball last Sunday.
Wise men learn by other men's mistakes; fools by their own
Complete the sentences with the correct forms of the verbs in the box.
eat lock like ring invite break tell bring
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
were brought
v. （使）发出钟声或铃声；打电话
v. 锁上；锁住 n. 锁
n. 地震
突然；猛地
4b
Wise men learn by other men's mistakes; fools by their own
1.肯定句: 主语 + was/were + V-ed + (by…)
The book was bought by Tom.
2.否定句: 主语 + was/were + not + V-ed + (by…)
3.一般疑问句: Was/Were + 主语 + V-ed + (by…)
The book was not bought by Tom.
Was the book bought by Tom.
特殊疑问句: 疑问词 + was/were + 主语 + V-ed + (by…)
Who was the book bought by
一般过去时被动语态结构:“主语+ was /were +及物动词的过去分词(+by+动作的执行者).”常见几种句型结构：
一般过去时被动语态句子结构
Wise men learn by other men's mistakes; fools by their own
He speaks English.
主动句与被动句之间的转换
English is spoken ( by him )
主语 谓语动词主动语态的单三式 宾语
主语 谓语动词被动语态的过去分词 介词+ 宾语
（温馨提示：善于总结学习方法是成功者的秘诀。）
Wise men learn by other men's mistakes; fools by their own
03
接双宾的谓语动词主动变被动
Sandy gave me a book.
(Sandy gave a book to me)
I ______________________ .
was given
a book
by Sandy
The book _______________________ .
was given
to me
by Sandy
这样的词还有pass, lend, bring等
通常把指“人”的间接宾语变为主语，指“物”的直接宾语保留不变
如果把指“物”的直接宾语变为主语，则在间接语前加to或for
Wise men learn by other men's mistakes; fools by their own
Complete the sentences with the correct forms of the verbs in the box.
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
were told
broke
were eaten
liked
n. 钟（声）；铃（声）
n. 曲奇饼
n. 饼干
4b
Wise men learn by other men's mistakes; fools by their own
Many people speak English. (被动语态)
English is spoken by many people.
Jim broke the window yesterday.(被动语态)
The window was broken ( by Jim) yesterday.
They built the houses last year. (被动语态)
The houses were built (by them) last year.
Wise men learn by other men's mistakes; fools by their own
04
不能用于被动语态的情况
系动词get/turn/become/seem/look/sound/
smell/taste/feel+adj.不能变成被动结构。
happen, take place, break out, belong to, cost，be worth doing, run out, come out, come true等作谓语时，不能用于被动语态。
Wise men learn by other men's mistakes; fools by their own
The telephone _____________ (invent) by Alexander Graham Bell . He_________ (born) in 1847. Mr. bell _________ (work) on the invention of the telephone with Thomas Watson. 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. Waston, come here; I want to see you .” Today the telephone________ (use) around the world.
was invented
was born
was invented
was said
is used
worked
learned
be similar to...和...相似/类似...
n. 器械；仪器；工具
adj. 音乐的；有音乐天赋的；
Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks.
4c
Wise men learn by other men's mistakes; fools by their own
当宾语是反身代词或相互代词时 He made himself a cup of coffee.
They help each other.
当宾语是不定式或V-ing时 We all want to be teachers.
当某些动词表示状态或结果时 The milk tastes slightly sour.
当宾语表示数量、重量、大小或程度 The jade weighs one ton.
05
主动语态不能变成被动语态的情况
Wise men learn by other men's mistakes; fools by their own
alone, lonely
alone adj. 单独的；独自的 不能用于名词前，强调一人的客观状态，只陈述一个客观事实，在句中作表语。
adv. 单独；独自；孤单地 相当于by oneself，在句中作状语。
lonely adj. 孤单的；寂寞 可作表语也可作定语，强调心理状态和主观感受，突出感到孤独和寂寞。
Wise men learn by other men's mistakes; fools by their own
一、用所给动词的适当形式填空
1.The pizza_________ (make) by me. Would you like to have some
2. The Great Wall ___________ (know) all over the world.
3. This story ____________ (tell) by my grandmother last night.
4. Was a new science museum _______ (build) in your hometown last year
5. No student __________(see) in the playground.
was made
is known
was told
built
is seen
Practice
Wise men learn by other men's mistakes; fools by their own
二、按要求完成句子
6. I was given a new toy by my aunt last week.( 改为主动语态)
My aunt ________ ________ a new toy last week.
7. Many trees were planted along the river last year.(改为否定句)
Many trees ________ ________ along the river last year.
8. The beautiful piece of music was played by HuoZun. (对画线部分提问)
________ _______ the beautiful piece of music _______ by
9. The book was translated into eight languages last year. (改为一般疑问句)
_______ the book __________ into eight languages last year
gave me　
weren't planted
Who was played　
Was translated