构词法(优质课件)汇总.
英语词汇学之构词法PPT课件

-en
woolen, golden, wooden, earthen…
-ent different, dependent, existent, consistent…
-ic
realistic, poetic, historic, economic…
November 18, 2023
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常见后缀2—形容词后缀
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常见后缀1—名词后缀
后缀 例词
-an
Asian, American, Russian, African…
-ance attendance, performance, assistance…
-ation education, examination, pronunciation…
-dom
freedom, kingdom, wisdom, boredom…
spy(监视)
lower(更低的) lower(降低)
1818
其它构词法之截短法
缺点
杂乱 不喜欢
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常见前缀3—特定意思
构成方式
anti-(反) auto-(自动) bi-(双) centi-(百分之一的) co-(共同) down(向下) ex-(以前的) fore-(前部的) full-(完全) November 18, 2023
例词
antiwar, anticancer, antipollution… automatic, autotimer, auto-record… bicycle, binoculars… centimeter, centigram, centigrade… co-operate, co-edit, co-exit… downstairs, downhill, downwards… ex-wife, ex-lover, ex-husband… forehead, foreleg, forearm… full-time, full-speed, full-strength…
英语构词法-超实用PPT课件

justice(公正)
note(注释)
quality(质量)
test(测试)
unity(团结、联合)加后缀
动词
classify(分类) glorify(美化) identify(识别) justify(为…辩护) notify(告知) qualify(使合格) testify(证实) unify(统一、联合)
添加前缀
counter- -
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添加前缀 anti-
bacterial(细菌的) virus(病毒)
反义词
antibacterial(抗菌的) anti-virus(抗病毒)
cipher(编写密码) code(编码) frost(结霜) value(估价)
添加前缀 de-
decipher(译码) decode(解码) defrost(除霜) devalue(贬值)
-
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添加前缀 il-
legal(合法的) literate(有教养的) logical(逻辑的)
balance(平衡) mature(成熟的) moral(道德的) patient(耐心的) perfect(完美的) personal(个人的) polite(礼貌的) possible(可能的) pure(纯的)
动词
clear(变清澈) cool (使变凉爽) empty(倒空) slow(减慢) warm(使温暖)
-
5
Examples
He handed me a piece of cake with his dirty hands.
The house has been valued at
over $200,000.
13
添加前缀
高中英语构词法精品课件

编号:__________ 高中英语构词法精品课件年级:___________________老师:___________________教案日期:_____年_____月_____日高中英语构词法精品课件目录一、教学内容1.1 构词法的基本概念1.2 词根、前缀和后缀1.3 合成词和派生词1.4 词类转换1.5 实例分析二、教学目标2.1 知识与技能2.2 过程与方法2.3 情感态度与价值观三、教学难点与重点3.1 难点3.2 重点四、教具与学具准备4.1 教具4.2 学具五、教学过程5.1 导入5.2 新课导入5.3 课堂活动5.4 练习与巩固六、板书设计6.1 构词法基本概念板书6.2 词根、前缀和后缀板书6.3 合成词和派生词板书6.4 词类转换板书6.5 实例分析板书七、作业设计7.1 作业内容7.2 作业要求7.3 作业评价八、课后反思8.1 教学效果评价8.2 教学方法改进8.3 学生反馈与改进措施九、拓展及延伸9.1 相关知识点拓展9.2 构词法在实际应用中的拓展9.3 构词法相关练习与活动教案如下:一、教学内容构词法是英语学习中的重要组成部分,它包括词根、前缀和后缀,合成词和派生词,以及词类转换等。
通过学习构词法,学生可以更好地理解和运用英语单词,扩大词汇量,提高语言表达能力。
二、教学目标(一)知识与技能1. 学生能够理解构词法的基本概念。
2. 学生能够区分和运用词根、前缀和后缀。
3. 学生能够识别和创造合成词和派生词。
4. 学生能够灵活运用词类转换。
(二)过程与方法1. 学生通过实例分析,掌握构词法的应用。
2. 学生通过课堂活动,提高英语听说读写能力。
(三)情感态度与价值观1. 学生培养对英语学习的兴趣。
2. 学生树立正确的语言学习观念。
三、教学难点与重点(一)难点1. 构词法的理解和运用。
2. 合成词和派生词的识别和创造。
(二)重点1. 词根、前缀和后缀的掌握。
2. 词类转换的运用。
构词法专业知识课件

smoker吸烟者→nonsmoker不吸烟者 stop停止旳→nonstop直达旳
usual一般旳→unusual不寻常旳 willing乐意旳→unwilling不乐意旳
antiJapanese war抗日战争 antiageing抗衰老
第二部分 语法考点突破
(二)动词/名词变形容词旳常见后缀
情况 able
例词
accept→acceptable 可接受旳 comfort→comfortable 舒适旳 fashion→fashionable 时髦旳 suit→suitable 合适旳 reason→reasonable 有道理旳
music→musical 音乐旳 origin→original 最初旳 al person→personal 个人旳;私人旳 center→central 中央旳;中心旳 nature→natural 自然旳;天生旳
act→active
主动旳;活跃旳
effect→effective 有效旳;生效旳
attract→attractive 有吸引力旳
impress→impressive 给人深刻印象旳
continue→continuous 不断旳;连续旳 anxiety→anxious 忧虑旳 caution→cautious 十分小心旳;谨慎旳 curiosity→curious 好奇旳 humor→humorous 幽默旳
第二部分 语法考点突破
(六)表达否定或相反意义旳前缀和后缀
缀 dis
il
前 缀
im
in
ir
例词
agree同意→disagree不同意 advantage优点→disadvantage缺陷
构词法(共29张PPT)

C Although my sister and I have a(n) 1. ________ different (differ) mother, we are 2. ________ certainly (certain) alike. This is not just a matter of 3. ___________ appearance (appear) though we are small with curly hair and have a tendency to overeat and put on weight. The resemblance goes much further than that. Throughout our 4. _________ childhood (child) we were brought up to be very adaptable and our 5. _______ ability (able) to accept change is another characteristic we share.
3. 合成代词 代词宾格/物主代词+ self/selves:herself, ourselves 某些不定代词some, any, every, no等+ body/one/thing:anyone, nothing 4. 合成介词 介词+介词:throughout, within
5. 合成副词 副词+名词:indoors, overhead, upstairs 介词+名词: beforehand(提前) 名词+形容词:sky-high 副词+介词:nearby 6. 合成动词 副词+动词:overhear, overwork, underline 名词+动词:moonwalk, sunbathe 形容词+动词:whitewash, safeguard
构词法(17张PPT)初中英语专项复习课件

13. ___L_u_c_k_i_ly(lucky), the 8th grade students in Changsha had a chance to work and study at the Social Practice Base in Lianhua Town. There, students learned to care about others and do outdoor physical practice in groups.
一、用所给单词的正确形式填空 1. The south of China was _b_a_d__ly___(bad) affected by the rainstorm a short time ago. 2. Daniel often feels __s_le_e_p_y__(sleep) in class because he stays up late to do his homework every night. 3. We are not sure what caused the young girl’s _s_a_d_n_e_s_s_(sad). 4. Computers are an important _i_n_v_e_n_ti_o_n_(invent) for humans.
re self under over
再;又 自己;本身 在……下面 太多;过分
rethink, retell, recycle selfconfident, selfcontrol underline, underground overwork, oversize
(2)后缀
类别
后缀及含义
er, or, ess(女性) “人”
(最新整理)(完整版)构词法(优质课件)
2021/7/26
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When we deal with the problems in reading comprehension, we can use Word Formation to help us, but the context(上下文,语境) is also very important.
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1.派生词 注意:前缀一般只改变词义,
不改变词类;后缀一般只改变 词类,不引起词义变化
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Derivation: 1) 前缀:
(1) dis-: disagree, dislike, disappear
(2) in-(il-, im-, ir-): incorrect,
impossible, irregular, (3) un-: unhappy, unable, unfit, (4) non-: nonstop, nonverbal (非语言的) (5) re-: rewrite, review
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2) 后缀:
(1) 构成名词:
-er, -ese, -ist, -ian, -ment, -tion, -ness, -th.
2602)1/7I/2’6m sure you will be _w_e_ll_-_k_n_o_w_n_ soon.
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Never trouble trouble until trouble troubles you.
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转化法(Conversion)
taste
v.尝起来 It tastes very good. n. 味道 It has a good taste.
英语课件英语构词法课件36页PPT
英语构词法
英语构词法种类
英语构词法主要有三种: 转化、合成与派生。
另外还有截短、缩合等。
1. 转化 : 是指有一种词类转化为另一种词类。
water n. 水 ------ water vt. 浇水
常见的转化形式: 动词 --- 名词 名词 --- 动词
动词----名词
stop vt. 停止 --- n.车站 love vt. 爱 --- n. 爱 Watch vt. 观看 --- n. 手表 record vt. 录音 --- n. 纪录 comb vt. 梳理(头发) --- n. 梳子 abuse vt. 辱骂 --- n. 辱骂
handful(一把)
4. 截短 : 是指用截头取尾的方法构成新词。 telephone --- phone influenza [ˌinfluˈenzə] --- flu. 流行性感冒
5. 缩合 :
是指把两个或两个以上的词各取 一部分合在一起构成一个新单词。
smoke and fog ---- smog 烟雾 Test of English as a foreign language
5. advertisement (n.)广告→advertise(v.) → advertiser(n.)登广告的人
6. equal(adj.)平等的→ equally(adv.) → equality(n.)相等,平等
语法专题 专题十三 构 词 法(共30张PPT)
综合演练
-ese China→Chinese 中国人 -ian history→historian 历史学家 -ist tour→tourist 旅行者;观光者 -ant serve→servant 仆人 -ance/-ence appear→appearance 出现;外貌 -ing hear→hearing 听力;听觉 -ure/-ture press→pressure 压力
综合演练
always familiar, to round out my skills and knowledge. Risks come 4 every form, and throughout your career; taking risks could mean 5 (choose) to learn new areas of your business or simply putting your hand up to start new projects. Each one 6 (broaden) your skills and improve your knowledge while getting you 7 (close) to reaching your full potential.
综合演练
Ⅲ. 语法填空 阅读下面材料,在空白处填入 1 个适当的单词或括号内单词的正确形
式。 Ask my kids to pick one word that describes me? They would likely say
“adventurous” according to what I 1 (do) in the past. I believe in taking risks and growing every day, in life and in business. I take part in outdoor adventures not only to spend time with my family, but also to learn more about myself 2 put in unfamiliar situations and environments. In business, I've always challenged myself by taking on new roles, in areas 3 I wasn't
词汇学之构词法课件
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前缀的功能
前缀的主要功能是改变词根的意义或指示词的类别,例如"unhappy"中
的"un-"表示否定,"rebuild"中的"re-"表示再次或重复,"preheat"中
的"pre-"表示预先。
后缀
后缀的定义
后缀是一种构词成分,附加在词 根之后,用来改变词的意义或指
示词的类别。
常见的后缀
常见的英语后缀包括"-ness"( 表示性质或状态)、"-ful"(表 示充满或具有...的性质)、"-ly"
词汇学之构词法课件
contents
目录
• 构词法简介 • 派生构词法 • 合成构词法 • 转化构词法 • 缩略构词法 • 词汇学之构词法应用
01
构词法简介
什么是构词法
01
构词法是研究词汇变化和形成的 科学,它主要研究词素组合的方 式、词素替换的规则等。
02
构词法包括词根、前缀、后缀、 词尾等部分,它们通过不同的组 合方式形成新的词汇。
总结词
详细描述
总结词
详细描述
首字母缩略词是将一组词的首 字母组合成一个新词。
例如,“NASA”(美国国家 航空航天局)、“VIP”(重 要人物)等都是首字母缩略词。 这些词分别取自“National Aeronautics and Space Administration”和“Very Important Person”的首字母。
转化法
将一个词从一种词类转化为另 一种词类的方法。
截取法
从长词中截取一部分形成新词 的方法。
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able
派生法(Derivation)
unable; teach
teacher
合成法(Compounding)
space+ship 构词法 visit v. spaceship visit n. DIY
you do ?
• Guess
the meaning!
When we deal with the problems in reading comprehension, we can use Word Formation to help us, but the context(上下文,语境) is also very important.
highway
waiting-room kind-hearted
合成词汇展厅
一.合成名词 二.合成动词
三.合成形容词
四.合成副词 五.合成代词
例词
一.合成名词
构成方式1
seafood; greenhouse; handwriting; waiting- room; pain-killer pickpocket; turn-off output afternoon
四.合成副词
however;
构成方式1.副词+副词
anywhere; whatever
构成方式1.代词+副词
downstairs; upstairs
构成方式3.副词+名词
anyway
形容词+名词
五.合成代词
something; everything; nobody; someone; anybody
根据构词法猜词
1. I will not make friends with a dishonest person. dis+honest 不诚实的 2. When the little boy finished, his father was speechless. speech+less 说不出话的 3. A bad-looking pickpocket stole my wallet pick+pocket 扒手
hand
adj.错误的 There is something wrong with the car. wrong n.错的事 He didn’t know the difference between right and wrong . clean
Never trouble trouble until
trouble troubles you.
转化法(Conversion)
taste
v.尝起来 n. 味道 n.手 v.递送
It tastes very good. It has a good taste. We always walk hand in hand. Please hand me the book.
例词 snow-white English-speaking man-made high-class; light-blue good-looking warm-hearted second-hand hard-working well-known underground 构成方式 名词+形容词 名词+现在分词 副词+过去分词 形容词+名词 形容词+形容词 形容词+现在分词 形容词+名词+ed 数词+名词 副词+现在分词 副词+过去分词 介词+名词
转化法(Conversion)
缩略法(Abbreviation)
Do it yourself.
合成词
pain-killer
Compound
+
=Байду номын сангаас
color- blind
+
=
sleep-walk
+
=
sleep-walker
二、合成法(Compounding)
把两个或两个以上独立的词合成 一个新词。
名词/代词+名词 形容词+名词 名词+动名词(V-ing) 动名词+名词 名词+动词(er/or) 动词+名词 动词+副词 副词+动词
介词/副词+名词
二.合成动词
overcome;
构成方式1.副词+动词
whitewash
构成方式2.形容词+动词
sleep walk;
构成方式3. 名词+动词
三.合成形容词
2012高考英语语法总复习
构词法 (Word Formation) Grammar
(优质课件)
If you meet the new words while reading, what will
•It’s not always necessary to understand the meaning of every word, just go on reading!
构成方式: some/any/no+thing/one/body
1. Make compound words after the models. A: passer, well, sea, fire, over, friend, B: by, known, side, fighter, coat, ship, Model: part + time = part-time 2. Fill in the blanks with the words above. firefighters 1) The fire lasted about 4 hours before the __ ______ could control it. 2) At school she formed a close friendship _________ with several other girls. 3) They decide to spend their holiday at the seaside _______. overcoatbefore he went out. 4) He put on a hat and ________ passers-by 5) They often perform in the streets for the _________. 6) I’m sure you will be __________ well-known soon.