外研（新标准）版>九年级上Revision Module B构词法基础讲解以及在中考中的应用

课件18张PPT。
构词法基础讲解以及在中考中的应用点击添加文本点击添加文本点击添加文本点击添加文本Do you know them?blackboard
afternoon
newspaper
= black+board
= after+noon
= news+paper构词法Can you tell me what the similarity(相似点） is among them?(1) 常见前缀派生法(2) 常见后缀点击添加文本点击添加文本点击添加文本点击添加文本What do you find？前缀多改变词意，后缀多改变词性Make new words. Join the parts of words in Box A with the words in Box B. You need to use some of the parts more than once. A –able -ful im- -less re- un-B care collect hope possible use usual wastecollectable, usable, careful, hopeful, useful, wasteful, impossible, careless, hopeless, useless, reuse, unusualPractice 1Play the guessing game English for Fun.English for Fun full of care ____________
2. can be collected ____________
3. full of hope ____________
4. without any hope ____________
5. not possible ____________carefulcollectablehopefulhopelessimpossiblePractice 26. not usual ____________
7. without any use ____________
8. use again ____________
9. not wanted ____________
10. making a lot of waste ____________ unusual uselessreuseunwantedwasteful(3) 派生规律
由一个词根加上相应的词缀可以派生出名词、形容词、副词等，掌握派生规律对扩充词汇有很大帮助。例如：由 interest 可以派生出：
uninteresting
interest — interesting — interestingly
interested — uninterested由 help 可以派生出：
helpless — helplessly
help — helpful — helpfully
由 able 可以派生出：
enable
able unable
ability
disable点击添加文本点击添加文本点击添加文本点击添加文本中考链接My mother is a __________(teach). She works at an international school.
Don’t use so much water. It is very __________(waste).
I did my homework ____________(careless), so there were a lot of mistakes.
I was ___________(luck) enough to catch the last bus.
When air pollution spreads over our cities and towns, it may cause _______(ill).
When our fans cheer us on _______(loud), we feel more confident to win. teacherwastefulcarelesslyluckyillnessloudly点击添加文本点击添加文本点击添加文本点击添加文本中考链接 （2018一模阅读3） Little Roy ran around the new house with great excitement and tired to move his own things into the house such as his toys, books and clothes. Suddenly his little hand knocked over a bottle of paint on the shelf. The paint made the tidy floor and white wall a terrible mess. “Oh , my God! ” My wife rushed in angrily. I looked at my son, and his small face was filled with fear.

I smiled and held his hand, “Take it easy, Roy. Now let’s do something to make it look nice.” I took out a brush. “ You see, Dad is a magician, I can change it into a big tree.” 点击添加文本点击添加文本点击添加文本点击添加文本Homework1.巩固记忆常用前后缀及其语义
2.运用构词法整理九上B部分单词
3.完成课后练习题（适当形式填空）点击添加文本点击添加文本点击添加文本点击添加文本Thank you