外研版 (2019)必修 第一冊(cè)Unit 2 Exploring English優(yōu)質(zhì)課課件ppt

這是一份外研版 (2019)必修 第一冊(cè)Unit 2 Exploring English優(yōu)質(zhì)課課件ppt，共30頁。PPT課件主要包含了How ，根據(jù)構(gòu)詞法猜詞等內(nèi)容，歡迎下載使用。
1.掌握四種基本的構(gòu)詞法： 合成法，轉(zhuǎn)化法，派生法，縮略法。2.通過構(gòu)詞法的學(xué)習(xí)，掌握構(gòu)詞規(guī)律，擴(kuò)大詞匯量。
If yu meet the new wrds while reading, what will yu d ?
Guess the meaning!
When we deal with the prblems in reading cmprehensin, we can use Wrd Frmatin t help us, but the cntext(上下文，語境) is als very imprtant.
A bad-lking pickpcket stle my wallet.
首先要熟悉基本的構(gòu)詞法及其規(guī)律, 其次要掌握一定的詞根和詞綴。如:un-,im-, mis-, -less, -ness等。
pick+pcket 扒手
wrd frmatin(構(gòu)詞法)
adding a prefix r suffix派生法
cmbining tw r mre wrds合成法
changing the part f speech 轉(zhuǎn)化法 (詞性轉(zhuǎn)化)
abbreviating 首字母縮略法
Part 1 abbreviating (首字母縮略法)
定義：即用單詞首尾字母組成一個(gè)新詞。有兩種讀音，一是各字母分開讀；二是作為一個(gè)單詞讀。
Wrld Health Organizatin
Infrmatin Technlgy
Very Imprtant Persn
[??bri?vie?t??]
Save Our Ship
Part 2 changing the part f speech (轉(zhuǎn)化法)
定義：將一種詞性的詞轉(zhuǎn)化為另一種詞性，而詞形不變。
The little girl didn’t dare t face the muse s she cvered her face with her hands.
（同一個(gè)詞，有不同的詞性）
It has a gd taste.
It tastes very gd.
We always walk hand in hand.
Please hand me the bk.
There is smething wrng with the car.
He didn’t knw the difference between right and wrng .
Please keep tidy and clean.
Yu have t clean the blackbard after class.
pain-killer
Part 3 cmbining tw r mre wrds (合成法)
定義：是指用兩個(gè)或兩個(gè)以上的詞構(gòu)成新詞的構(gòu)詞法。合成詞拆開后，仍有各自的意義。
classrmreadingrmblackbardplaygrund課后活動(dòng)蝴蝶白頭發(fā)的男人三歲的兒子
after-schl activity
white-haired man
five-year-ld sn
English-speaking
warm-hearted
hard-wrking
加前綴： happy --- ___happy 加后綴： develp --- develp_______既加前綴又加后綴： emply --____emply_______
Part 4 adding a prefix r suffix (派生法)
定義：在詞根上加上前綴或后綴，構(gòu)成新詞。前綴和后綴有一定的含義或功能，有助于推測新詞的詞義。
前綴一般會(huì)改變?cè)~義，而不造成詞性的變化。后綴一般會(huì)改變?cè)~性，意思與詞根相近。
en- 動(dòng)詞前綴(改變?cè)~性）encurage enlarge
常用前綴: (1) dis-: disagree, dislike, disappear (2) in-(il-, im-, ir-): incrrect, impssible, irregular, (3) un-: unhappy, unable, unfit, (4) nn-: nnstp, nnverbal (非語言的) (5) re-: rewrite, review
(1) 構(gòu)成名詞： (2) 構(gòu)成形容詞: (3) 構(gòu)成動(dòng)詞: (4) 構(gòu)成副詞: (5) 構(gòu)成數(shù)詞:
-er, -ese, -ist, -ian, -ment, -tin, -ness, -th.buyer, Chinese, scialist, musician agreement, cllectin, illness, truth
-al, -an, -ful, -ing, -y, -less natinal, American, careful,exciting, cludy, useless,active
-fy, -is (z)e: beautify, realize
-ly: badly
-teen, -ty, -th thirteen, sixty, twelfth
let's make a cnclusin
1.definitin：2.examples:
1.definitin：
2.examples:
1.definitin：
2.examples:
readingrm; mther-in-law; well-behaved
將一種詞性的詞轉(zhuǎn)化為另一種詞性，而詞形不變。
用單詞首尾字母組成一個(gè)新詞。
是指用兩個(gè)或兩個(gè)以上的詞構(gòu)成新詞的構(gòu)詞法。合成詞拆開后，仍有各自的意義。
在詞根上加上前綴或后綴，構(gòu)成新詞。
unfamiliar; invisible
traditinal; creative
rain(形容詞) ________ agree(反義)__________ natin(形容詞)_______ farm(人)__________ recent(副詞)________ friend(形容詞)________ hpe(形容詞)_______ create(形容詞)_________ visit(名詞)__________ hme(形容詞) ________ eight(序數(shù)詞)________ true(名詞)___________ America(形容詞)_______ China(形容詞)________
按括號(hào)內(nèi)的要求改寫下列單詞。
1. It is ________ (certain) fun but the lifestyle is a little unreal. (2017·全國卷Ⅲ, 70)
2. But then we gt an fficial letter and we were blwn away. We are s prud f her. It's __________ (wnder).” (2019年全國卷2, 70)
3. She is determined t carry n with her ________ (educate)．
(2017·全國卷Ⅲ，66)
5. (Luck), Andy didn't get the jb.
4. Fr my hmewrk tnight, we have t write a __________(describe) f the street where we live.
Use yur imaginatin, yu’ll get a different wrld.
想象給生活插上翅膀，讓我們?cè)趯W(xué)習(xí)的天空中越飛越高！
additin n.增加物；添加物；加法
add v.添加；增加additinal adj.額外的；增加的
常用搭配1：in additin 除此之外；另外（跟句子） in additin t... 除...之外（還）（跟短語）常用搭配2：add up (把...)加起來 把...加到...
add up t 總計(jì)達(dá)；結(jié)果是
1. (除...之外）reading fr knwledge,we read fr fun and inspiratin.2.I dn't quite like this clur f the cat. (除...之外），it csts t in the mrning prvides ( additin)benefits besides being physically bad weather (增加) ur difficulty yesterday.
In additin t
In additin
Dear DlresWhen I think f yu，I'm reminded f the beautiful plains f Iwa.The distance between us is breaking my spirit.My time and experiences withut yu are meaningless t me.Falling in lve with yu was the easiest thing I have ever dne.Nthing matters t me but yu.And everyday I am alive, I'm aware f this.I lved yu the day I met yu, I lve yu I will lve yu t the rest f my kiss my kids.
remind v.提醒，使想起 reminder n. [C] 令人回憶的事物；提醒者；提醒物.
常用搭配：remind sb f /abut sth.使某人想起某事（物）remind sb. t d sth. 提醒某人做某事remind sb. that+句子
The pictures remind me my schldays. My parents ften remind me (study) hard.This stry reminds us yu can never knw what＇s impssible unless yu try t make it happen.He placed the brchure(小冊(cè)子） n his desk as a .
? 相當(dāng)；頗 =quite(可用在t或比較級(jí)前）：It was a nice huse, but rather t small fr a family f five. The task is rather mre difficult than I had expected.? 有點(diǎn)兒；稍微（放在動(dòng)詞前）I rather think he was telling the trurh.
rather adv.
wuld rather t d... rather than than d...
寧愿做...也不愿做...
The children prefer t walk rather than take a bus.(1)The children than a bus.(2)The children rather than a bus.
cmment n. 評(píng)論，意見；批評(píng)，議論v.發(fā)表意見；評(píng)論
常用搭配：n cmment 無可奉告make cmments 就...作出評(píng)論cmment n/upn 就...作出評(píng)論cmment that+句子 評(píng)論說;稱
1.He made several unfavurable cmments their frmer minister refused t cmment his resignatin.[?rez?ɡ?ne??n]3.Jean (cmment)that it was a better play than 's bad manners t make (cmment)n smene's appearance.