Module 2 Arts and crafts Unit 4 Cartoons and comic strips Grammar语法教学课件【沪教牛津深圳（广州·沈阳版）八下英语】

(共22张PPT)
Passive voice 被动语态
Grammar
主动变被动语态的口诀及步骤
宾变主、主变宾，by短语后面跟。
谓语动词变被动，
be后'过分'来使用
We speak English. 主动语态
主语 谓语 宾语
English is spoken by us. 被动语态
主语 谓语 宾语
1.找宾语: 即动作的承受者(改为主语)
3. 判断新主语的单复数:确定be动词的单复数.
4. 判断动词的时态 : 即be动词的时态.
2. 修改谓语的语态:即be+原V.过去分词
5. 修改原句的主语 :即by +主语(变宾格).
be done
Revision
主语be动加分词
动作发出者用by
现在要用 am/is/are
过去要用 was/were
将来要用 will be
The passive voice with modal verbs
Answer the questions with sentences from the article on page 51.
What should we do to the pictures if we want the characters and things to appear to move
How should we add sound effects
Each picture should be made a little different from the one before it.
Sound effects, like the noise of the underground, must also be added separately.
Read the sentences on page 55 and complete “Work out the rule”.
Modal words（情态动词）
We should water the flowers.
can(could) / must / should(shall) / may(might) / ought to / will (would)
We should water the flowers.
not
we water the flowers
Should
Yes, we should.
No, we should not/ shouldn't.
positive sentence(肯) modal word + do(动词原形)
negative sentence(否) modal word + not + do
yes/no Q(一般疑问句) modal word + S.(主) + do...
情 be done
the passive voice with modal words
1. We should water the flowers.
(肯): modal word + be + done
(否): modal word + not + be + done
2. He may not carry the basket.
should be watered
The flowers
by us.
The basket
by him.
may not be carried
1. The question can be answered by Tom.
yes/no Q: modal verb + S.（主）+ be + done ....
Yes, S.+ modal verb.
No, S.+ modal verb + not.
Can the question be answered by Tom
Yes, it can.
No, it cannot/ can't.
special: Must...
1. No, S. + must + not / mustn't.
2. No, S. + need + not / needn't.
2. Must the light be turned off now
Yes, it must.
No, it need not/needn't.
1. Must sound effects be added
Yes, they must.
No, they must not/mustn't.
1. We use must not/mustn't to tell people that it is not allowed to do so. (禁止)
2. We use need not/needn't to tell people that it is not necessary to do so.(不需要)
Tips:
Rewrite the sentences in the passive form.
Alice must complete the task today.
We should send the invitation to Mr Li.
They cannot solve the problem.
The task must be completed by Alice today.
The invitation should be sent to Mr Li.
The problem cannot be solved by them.
Complete the article below with the correct forms of the given words.
When we draw a cartoon face, some parts of the face ______________ (should/make) bigger to make the face look funny. So let's start to draw a cartoon face for the woman!
should be made
A rough circle ______________________ (should/draw) first. Then a nose and big glasses______________________
(should/add).
Next ,a pair of small eyes and a smiling mouth ____________________ (must/draw). The mouth _________________ (can/make) larger to make the woman look friendlier.
Finally, some hair _______________________ (should/add) to the cartoon. The face _____________________ (can/colour) with bright colours.
should be drawn
should be added
must be drawn
can be made
should be added
can be coloured
A
B
has/have done
already, yet, ever, never, since, for, just, so far, several times
S.[pl.n/we/you/they] + have (not) + been + done
S.[sing.n /u.n/he/she/it] + has (not) + been + done
现在完成时
1. They have planted many trees so far.
2. Jack has not read this book yet.
They
have planted
many trees
Many trees
so far.
have been planted
by them
yet.
has not read
this book
Jack
This book
has not been read
by Jack
完成 has have 加 be done
Rewrite the sentences in the passive form.
The police have arrested ten robbers in New Town.
Mary has sent the fax to the office.
They haven’t taken the photographs yet.
Class One has already painted the wall.
Ten robbers have been arrested by the police in New Town.
The photographs haven’t been taken by them yet.
The fax has been sent to the office by Mary.
The wall has already been painted by Class One.
B1 In pairs, read the article in A on page 56 again. Ask and answer questions about drawing cartoon faces. Follow the example.
S2: After the nose and big glasses have been added, you must draw a pair of small eyes and a smiling mouth.
S1: I’ve drawn a pair of small eyes and a smiling mouth. What should I do next
S2: After a pair of small eyes and a smiling mouth have been drawn, you should add some hair to the cartoon.
S1: I’ve added some hair to the cartoon. What can I do next
S2: After some hair has been added to the cartoon, you can colour the face with bright colours.
A quiz
1. Tom can answer the question.
The question _______ ______ ________ by Tom.
2. We should respect old people.
Old people________ ________ __________by us.
3. We cannot see COVID-19 without microscopes.
COVID-19 ___________ ________ _________ without microscopes.
4. Must the homework____ __________ (hand)in tonight
No, it __________.
can be answered
cannot / can't be seen
should be respected
be handed
needn't
modal word (not) + be + done
1. Lots of new words (learn) by us so far.
2. Mike's homework (finish) by him yet.
3. The baby (tell) about the funny story by her mother several times.
4. his car (repaire) yet
5. Wuhan (support) by many
medical teams from other provinces(省份) since February.
have been learned
has not been finished
has been supported
Has
been repaired
has been told
has/have (not) + been+ done
不用被动语态情况
A traffic accident _________(happen) just now.
happened
2.感官动词与形容词连用时，常用主动形式表示被动含义，这类动词有：be, look, seem, feel, sound, smell, taste, get, turn, become…
Peking Opera ________ (sound) beautiful.
sounds
3.一些动词可以和well, easily, smoothly等副词连用，表示主语性能或事物的自然属性的时候，不能用于被动语态。如：cut, wash, write, sell, wear
The pen _________ (write) very fast.
writes
This kind of sweater _______ (sell) well.
sells
1. 不及物动词和一些短语动词不能用于被动语态，包括：last, die, happen, appear, rise, take place, belong to等。
This kind of clothes __________ (wash) easily
wash
制作一个被动语态的思维导图
Homework
Thank you!