8下 Unit7 International Charities Grammar

课件24张PPT。8B Unit7 International charities
Grammar Where do ORBIS doctors do
operations?
ORBIS doctors do operations
on the plane.
奥比斯医生在飞机上动手术。
do active voice 主动语态
What is needed by ORBIS to help blind people?
More money is needed by ORBIS to help blind people.
更多的钱被奥比斯需要来帮助盲人。
is needed Passive Voice
被动语态
判断：被动语态( A )/主动语 态( B );被动语态要划出动词部分．
1）Millie and Amy took the little cat to the animal center yesterday.
2）The 79-year-old man was saved out of a fire last year.
3）This kind of cake is called mooncake.
4）People use a keyboard to type information into the computer.
5）The windows in our classroom
are cleaned once a week. BBAAA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，当主语和谓语动词构成被动关系时，通常需要用被动语态。汉语中常用“被”、“给”、“由”、“受”等词来表示被动，而英语中则用“be+动词的过去分词”来表示。We use the active voice when it is
important to know who performs the action.
当重要的是知道谁是动作执行者时，我们用主动语态。
When to use the active voice ? It is obvious who performs the
action.
动作的执行者是谁是很明显的。

The plane is used as a training
centre.

When to use the passive voice ? We do not know or do not need to
know who performs the action.
我们不知道动作的执行者是谁或不需
要知道动作执行者是谁。
His eye problem was cured two
months ago.
When to use the passive voice ? The action is more important than
the person who performs the
action.
我们强调是动作承受者而不是动作的 执行者。
The lives of the patients with eye problems are improved.
When to use the passive voice ?(1) This writer’s books are sold in many countries
(2) Rice is grown in China.
(3) Some windows were broken last night.
(4) This book was published in 2003. What is this charity called in English?
It is called ORBIS.What is the plane used as?It is used as a hospital. It is also used as a training centre. How many patients were operated on during Dr Ma’s last visit? During his last visit, 150 patients were operated on. Who do operations on the plane? ORBIS doctors do operations. Operations are done by ORBIS doctors. On the plane, volunteer doctors do operations.
(2) ORBIS doctors helped many blind people.We can also introduce who or what performs an action in the passive voice using by. We put by and the performer after the verb. Operations are done by volunteer doctors.Many blind people are helped by ORBIS doctors.The Class1, Grade 8 students are talking about the different things people can do for the poor. Look at the pictures and help them complete their notes using the words in brackets and the passive voice. Add the word by when necessary.Charity activities ______________
( plan/ to
help the poor).
Leaflets ______________________
______________________________
(hand out/ to people in the street/ volunteers).
Toys and CDs_________________
____________(sell/ to raise money).are planned to help the poorare handed out to peopleIn the street by volunteersare sold to raisemoneyNew books ______________________
________________________________
_________(send/ to children in poor areas/ the Class1, Grade 8 students).
Warm clothes ____________________
________(collect/ for poor people).
A charity show__________________
(hold/ the Students’ Union).are sent to children in poor areas by the Class 1, Grade 8studentsare collected for poorpeopleis held by the Students’ Union was set up was opened are sold is used is called was started were given are built用所给动词的被动语态填空:
1) your room _____ (clean) every day?
2) Our classroom __________ ( not clean ) yesterday.
3) Both of the two books __________ ( lose) last Sunday.
4) The students ___________ ( ask ) to hand in their homework on time every day.
5) ---When this kind of computer
(make) in Hong Kong?
--- In 2000.Is cleanedwasn’t cleanedwere lostare askedwasmade抓关键词确定时态!把下列主动语态的句子变为被动语态，或把被动语态的句子变为主动语态。
(1) Tom often helps Jenny when she is in trouble.
Jenny is often helped by Tom when she is in trouble.
(2) I bought a computer last week.
A computer was bought by me last week.
(3) The whole cake was eaten by Eddie yesterday.
Eddie ate the whole cake yesterday.
(4) Many trees are planted by students and teachers every year.
Students and teachers plant many trees every year.
(5) She takes good care of the children.
The children are taken good care of by her. 家庭作业
1记忆词汇和词组。
2掌握本课时的语法内容。
2完成教师布置的相关练习。
3预习Integrated skills。