8A Unit4 Do it yourself grammar课件

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名称 8A Unit4 Do it yourself grammar课件
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科目 英语
更新时间 2014-11-06 13:16:56

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课件46张PPT。Unit 4Do it yourselfGrammar
邗江陈俊学校 八(5) 卜敏GrammarGrammar AGiving instructionsPut up a picture on the wall.Put up a shelf on the wall.We start a sentence with the base form of a verb when we want to tell people what to do. Don’t swim here.Don’t park your bike here.We add ‘don’t’ in front of the verb when we want to tell people not to do something.Giving instructions1. 祈使句的概念
祈使句表示请求、命令等。它的主语是you(听话人),通常不说出。祈使句肯定结构中的谓语动词一律用动词原形。祈使句末用惊叹号或句号,句子用降调。
2. 祈使句的结构
1) 祈使句的肯定结构
① Do型(以行为动词原形开头),例如: Sit?down!?坐下!? Stand?up!?起立! ② Be型(以be开头),例如: Be?quiet!?安静!
Be?careful!小心!
③ Let型(以let开头),例如: Let?me?try. 让我试试看。 Let’s?look?at?the?map. 让我们看看地图。
● let’s是let?us的简略式。● 表示请求、劝告的祈使句还常常在句前或句末加上please,?构成句式:Please …或 …, please.?以使语气更加缓和或客气。例如:
Please?stand?up. 或 Stand?up, please.
请站起来。 Please?have?a?rest. 或 Have?a?rest, please. 请休息一下。
2) 祈使句的否定结构,一律在肯定结构前加?Do?not?(Don’t)。例如:
Don’t?go?there, please. 请别去那儿。
Don’t?be?late?for?class! 上课别迟到!
Don’t?let?him?in.?不要让他进来。
Park your bike here.Please go slowly.More instructionsDon’t smoke here.Don’t fish here.More instructionsBe quiet, please.Don’t make any noise.More instructionsMillie is teaching her classmates how to make cards to help them remember things better. Look at the pictures and help Millie complete the instruction. How to make cards_____ out pieces of card with a pair of scissors.Cut_____ some words or a sentence on each card.Write_____ a picture about the words or sentence on the other side of the card.Draw_____ at the picture and ___ to remember what is on the other side.Look try Please _________ (not) up. ____ trying, and you will find you can remember things better. don’t give Keep1. 剪出……
2. 写一些话或一个句

3. 在每张卡上
4. 在卡的另一面
5. 尝试做某事
6. 记住某事
7. 放弃
8. 放弃某事/做某事
9. 坚持尝试
10. 把事情记得更好 cut out…
write some words or a
sentence
on each side
on the other side of the card
try to do sth.
remember sth.
give up
give up sth. / doing sth.
keep trying
remember things betterUseful ExpressionsGrammar Bshould & had better1. Please know a little about DIY.You should know a little about DIY.We use ‘should’ and ‘had better’ when giving advice
and telling people what is the best or right thing
to do.You had better know a little about DIY.2. Please put in a brighter light in the room.You should put in a brighter light in the room.We use ‘should’ and ‘had better’ when giving advice
and telling people what is the best or right thing
to do.You had better put in a brighter light in the room.3. Don’t hit the pipe.You should not/ shouldn’t hit the pipe.You had better not hit the pipe.We use ‘should’ and ‘had better’ when giving advice
and telling people what is the best or right thing
to do.4. Don’t paint the whole room blue.You should not/shouldn’t paint the whole room blue.You had better not paint the whole room blue.We use ‘should’ and ‘had better’ when giving advice
and telling people what is the best or right thing
to do.当我们给他人提建议时,可以用had better和should,表示“最好”或“应该”做某事, had better的语气比should强一些。
Your watch is broken. You had better buy a new one.
你的手表坏了,你最好买个新的。
You should exercise more.
你应该多锻炼。had better (常简略为’d better),是一固定词组,后面必须跟动词原形,没有人称和数的变化。构成:had better do sth. 句型。
You’d better go to hospital at once.
你最好立即去医院看病。 Tom, you’d better go there today.
汤姆,你最好今天去那儿。
had better 的否定式是将not直接放在had better的后面。
You had better not be late for school.
你最好不要上学迟到。 should 后面也要跟动词原形,且没有人称和数的变化。
You should stop smoking.
你应该戒烟。
should 的否定式是should not/shouldn’t。
You shouldn’t put so many books on the shelf.
你不应该在架子上放如此多的书。 DIY adviceSuzy is giving DIY advice to her classmates. Read the advice below. Help Suzy make sentences with should (not) or had better (not). DIY adviceRead the advice and make sentences with should (not) or had better (not).begin your work without reading them You shouldn’t begin your work without reading them. You had better not begin your work without reading them. DIY adviceRead the advice and make sentences with should (not) or had better (not).join a DIY club to learn more about it You should join a DIY club to learn more about it. You had better join a DIY club to learn more about it. DIY adviceRead the advice and make sentences with should (not) or had better (not). be patient You should be patient. You had better be patient. DIY adviceRead the advice and make sentences with should (not) or had better (not). buy some to learn more about it You should buy some to learn more about it. You had better buy some to learn more about it. DIY adviceRead the advice and make sentences with should (not) or had better (not). play with them when you do DIY jobs You should not play with them when you do DIY jobs. You had better not play with them when you do DIY jobs. a begin your work without reading them
b join a DIY club to learn more about it
c be patient
d buy some to learn more about it
e play with them when you do DIY jobs1. There are many useful books
about DIY.You should / had better buy some to learn more about it.2. DIY is not easy.You should/ had better join a DIY club to learn more about it.You shouldn’t / had better not begin your work without reading them.3. Instructions are important.You should / had better be careful when you use them.4. Scissors can be dangerous. You should/ had better be patient. 5. Sometimes it’ll take time to do a DIY job.1. 当我们向他人发出命令、提出要求或建
议时,常使用祈使句。其主语通常不明
确表示出来。其否定形式是在动词原形
前加do not/don’t。为了表示客气和礼
貌,可以加上please。
2. 当我们给他人提建议时,可以用had
better和should,表示“最好”或“应该”做某事。否定形式是had better not和
should not/shouldn’t。ReflectionI. 单项选择。1. The TV is too loud. Please _______. A. turn it down?? B. to turn it down??
C. turn down it?? D. to turn down it 2. _______ late again, Bill!  A. Don't to be?? B. Don't be??
C. Not be?? D. Be not3. _______ cross the road until the traffic
lights turn green. A. Not? B. Won't?
C. Doesn't?? D.?Don't 4. _______ me the truth, or I'll be angry.  A. Telling?? B. To tell??
C. Told?? D. TellII. 句型转换。1. Will you please read it again more slowly?
(改为祈使句)  _______ again more slowly, please. 2. If you don't listen to me, I'll go.
(改为同义句) ________ me, or I'll go. 3. The teachers often tell the students not to
be careless.?(改为祈使句)  ________ careless, please. 4. Please sit next to Nancy.?(改为否定句)  ________ next to Nancy.Read it??Listen to?Don't be?Don't sitIII. 完成句子。1. 你应该在南京换火车。
__________ change trains at Nanjing.
2. 你最好在下雨前回家。
___________________ before the rain
starts.
3. 现在你最好别打棒球了。
_____________________ baseball now.
4. 不要把金鱼放在阳光下。
_________ the goldfish in the sun.You shouldYou'd better go homeYou had better not playDon’t put1. Review the Grammar and make
some sentences with should (not)
and had better (not).
2. Finish the Exercises .Homework