Unit 7 Teenagers should be allowed to choose their own clothes Section A Grammar focus--4c课件(共27张PPT

(共27张PPT)
Section A
Period 3 Grammar~4c
Unit 7　
Teenagers should be allowed to choose their own clothes.
一.教学目标
1.讨论青少年应该或不应该被允许做什么。
2.了解家规和校规。
二.教学重点与难点
1.教学重点：围绕“sb. should (not) be allowed to do sth.”这个话题，运用所学短语进行讨论
2.教学难点：含有情态动词的被动语态的运用及构成
2. Parents should encourage teenagers to do social work for their community.
3. Can Lucy do her homework tomorrow instead
Teenagers should be encouraged (by their parents) to do social work for their community.
Can the homework be done (by Lucy) tomorrow instead
4a Rewrite the sentences according to the example.
Practice
community社区
4. Do you think we must keep teenagers away from the Internet
5. Parents should give teenagers chances to make their own decisions.
Do you think teenagers must be kept away from the Internet
Teenagers should be given chances to make their own decisions.
Practice
keep ...away from避免接近， 远离
make one's own decision 自己做决定
如何把主动语态变为被动语态
I should do my homework every day.
口诀：一断、二变、三落下
主语
谓语
宾语
其它
My homework
should be done
every day.
(by me)
Should teenagers ______(ask) to move out when they start working In many Western countries,teenagers_________(allow)to move out at eighteen.Their parents believe that they should _____(educate)to take care of themselves from a young age.This way,when they______(start)working they can manage their own lives.However,in most Asian societies,it is not common for teenagers to _____(move)out.Chinese parents believe that it is better for children to live with parents who can ______(take)care of them.But the young should then look after their parents as they get older. That is why many Chinese adults_______(continue)to live with their parents.
4b.Fill in the blanks with the correct forms of the words in brackets.
4c What rules should an English
club have Make a list of rules for it.
Free Talk
Practice
Sample Dialogue 1
A: Members should be allowed to use dictionaries.
B: Yes, but they should only use English-English dictionaries.
Members are allowed to use English-English
dictionaries.
Practice
A: Members shouldn’t be allowed to speak Chinese.
B: I agree. Only in this way can you improve your English.
Sample Dialogue 2
Practice
Please work in group and make some class rules for our class 127.
Group work
We should be encouraged to We shouldn't be allowed to
take notes drink or eat in the classroom
... ...
You can begin in this way:
“After discussion,we all agree that...”
1. Many trees should be planted in the mountains.
应该在山上种许多树。
2. You can take this book home. （改为被动语态）
→This book can be taken home (by you).
3. You can’t work out this problem very easily.
→ This problem can’t be worked out very easily.
4. Must we finish the work at once
→ Must the work be done at once
Grammar Focus
【结论】
A. 含有情态动词的被动语态的结构为：情 态动词+___+及物动词的________。
B. 含有情态动词的主动语态变为被动语态 时，要把主动语态的_____变成被动语态的主语。
C. 变为否定句时只需要在情态动词后加 _____。
D. 变为一般疑问句时只需把_________提到句首。
be 过去分词
宾语
not
情态动词
Grammar Focus
主语+ should + be + done. “ ”
→ (否定)
→ (一般疑问句)
→ (特殊疑问句)
主语 + can + be + done. “ ”
主语 + may + be + done. “ ”
主语 +must + be + done. “ ”
某事应该被做
主语+ should + not + be + done.
Should+ 主语+ be + done
特殊疑问词 + should+ 主语+ be + done
某事能够被做
某事可以/可能被做
某事必须被做
Grammar Focus
肯定句结构：
My homework should be done (by me) every day.
主语
+情态动词+be+done
+(by+宾语)+其它
Sentence pattern(句式)
否定句结构：
My homework should
be done (by me) every day.
not
主语+情态动词+not+be done+其它
一般疑问句结构：
My homework
should
be done
your homework
Should
(by me)
every day.
(by you)

Do an exercise
Asking questions can be allowed during class.
Can asking questions be allowed during class
情态动词+主语+be done+其它
同义句转换
They should allow us to have part-time jobs.
2. We should allow children to spend time with their friends.
We should be allowed to have part-time jobs.
Children should be allowed to spend time with their friends.
3. The teacher should allow Anna to finish the picture.
Anna should be allowed to finish the picture.
Ⅱ. 按要求完成下列各句，每空一词（含 缩写）。
We must do the work right now. （改为被动语态）
_______ _______ _____ ___ _____ right now.
The work must be done
2. Teenagers should be allowed to go out
with their friends on school nights.
（改为否定句）
Teenagers to go
out with their friends on school nights.
shouldn’t be allowed
3. A book should be read each month. (改
为一般疑问句)
______ __ ____ __ ____ each month
Should a book be read
They can learn a lot from working.
learn意为“学,学会”,后跟名词、动词不定式、从句。learn from后接人表示“向某人学习”,后接表示事物的名词/代词,表示“从某处获得知识,从……中学习”。
We should learn from Comrade Lei Feng.
我们应该向雷锋同志学习。
You can learn a lot from watching games.
你能从看比赛中学到很多。
【拓展】learn…by heart熟记,背诵
learn one’s lesson from从……中吸取教训
learn…by oneself自学
learn about/of了解,知道
Exercises
Ⅰ.根据句意及首字母提示补全单词
1.There is a t　　　 baby crying in the room.
2.Do you like the p　　　 written by Li Bai
iny
oems
3.Parents should give teenagers c　　　 to make their own decisions.
4.Everyone is equal in s　　　.
5.Although the project was very difficult,they m　　　 it.
hances
ociety
anaged
Exercises
I.根据汉语提示完成句子
1.I 　　　　　　　　　　　　(遗憾地告诉)you that you haven’t passed the test.
2.He 　　　　　　　　(顶嘴)loudly yesterday.
regret to tell
talked back
Exercises
3.Please 　　　　yourselves 　　　　　　(远离)the Internet bar.
4.I think we should 　　　　 　　(我们自己做决定)to finish the work.
5.They can 　　　　a lot 　　　　(从……中学到)working.
keep
away from
make our own decisions
learn
from
1. Their work must ____________ (finish) by
four o’clock.
2. Your homework should __________ (do) by
yourself.
3. These books mustn’t __________ (take) out
of the reading room.
4. Should these food _________ (keep) dry
be finished
be done
be taken
be kept
II. 用所给词的适当形式填空。
2. Teenagers should be allowed to go out with their friends on school nights. (改为否定句 )
Teenagers _______ _______ _______ to go out with their friends on school nights.
3. A book should be read each month. (改为一般疑问句)
_______ _______ _______ _______ _______ each month
shouldn’t be allowed
Should a book be read
III. 按要求完成下列各句每空一词含缩写。
1. We must do the work right now. (改为被动语态)
_______ _______ _______ _______ _______ right now.
The work must be done
Homework
Think about a time you did something even though your mom or dad told you not to do it. Share your story with your partner.