2021年中考英语复习之构词法（派生法）课件

这是一份2021年中考英语复习之构词法（派生法）课件，共20页。PPT课件主要包含了截取混合缩略法，单选题，课时总结等内容，欢迎下载使用。
第二课时 构词法（二）
一、派生法Derivatin二、截取/混合/缩略三、巩固练习
一、派生法 : 是通过在词根上加前缀或者后缀构成一个新词。有些词性会变而有些词性不会变。happy adj. 开心的；幸福的 --- unhappy adj. 不开心的；沮丧的 develp v. 发展 --- develpment n.发展
Quiz Match the right wrds frm the right clumn with the wrds n the left. 连线
1.. 截取法 :将单词缩写，词义和词性保持不变的英语构词法称为截短法，主要有截头、去尾、截头去尾等形式。1）截头 telephne→phne 电话 airplane→plane 飞机2）去尾 mathematics→maths 数学 examinatin→exam 考试 kilgram→kil 千克 labratry→lab 实验室 taxicab→taxi 出租车3）截头去尾 influenza→flu 流感 refrigeratr→fridge 冰箱 prescriptin→script 处方 药方 脚本
2. 混合法 :英语构词还可以将两个词混合或各取一部分紧缩而成一个新词，前半部分表属性，后半部分表主体。这样的英语构词法就是混合法breakfast lunch=brunch 早午餐news bradcast→newscast新闻广播 televisin bradcast→telecast电视播送 smke and fg→smg烟雾 pht and graphy→phtgraphy摄影，摄影术helicpter airprt→heliprt直升飞机场
3.首字母缩略法TOEFL ----Test f English as a freign language 托福IELTS ---Internatinal English language test system 雅思WHO WTO NBA VOA BBC CD UFO etc.
Use the apprpriate frm f the wrds t fill in the blanks. 用所给词正确形式填空1. The mther didn’t knw why her daughter was crying _______. (nise)2. He was ne f the best _______ in yesterday’s ftball match. (play)3. Lk! Hw ______ Kate is laughing! (happy)4. It snwed last night and nw the streets are cvered with snw. (heavy)5. Edisn was a great ______. During his life he had many . (invent)6. Thank yu fr yur _________. (kind)
( ) 1.That man was________enugh nt t tell the manager that he wuld nt d the jb. A.care　 B.careful　 C.careless　 D.carelessness ( ) 2.The sldier died fr saving the child，s his_____ is heavier than Munt Tai. A.die B.dead C.died D.death ( ) 3.The child lked _______ at his brther wh was badly wunded. 　　 A.sadly B.sadness C.sadly D.sad
( ) 4.Hw________ he is! He is always acting ________. He is really a ________. 　　 A. flish；flishly；fl B. fl；flish；fl 　　 C. flish；fl；fl D. flishly；flish；fl ( ) Mr. Black is an ________in the army，nt an ________ in the gvernment. Yu can nt easily find him in his________. 　　A. fficial；fficer；ffice 　　B. fficer；ffice；fficial 　　C. fficial；fficial；fficial 　　D. fficer；fficial；ffice ( ) 6.The black peple were against slavery and fught fr their ________ bravely. 　　 A. free B. freely 　　 C. freedm D. frees
加前缀 dislike implite unknwn
加后缀 gdness thankful mainly
截头 telephne
去尾 labratry
截头去尾 influenza
两词各取一部分 brunch smg
取首字母 PRC HB ICBC