Unit4UsingLanguage單詞課件高中英語人教版選擇性

詞匯講解選擇性必修四Unit4重難點詞精講一詞多義辨析義shadedrag一詞多義deserve搭配義英語釋義disabled&disabilityjam熟詞生義詞族1.jamstrawberryjam草莓醬trafficjam交通堵塞詞源義是“用力塞到一起”。把水果用力塞到一起，即壓制成“果醬”；很多車輛“用力塞”到一起堵住交通，即“交通堵塞”。jam詞源解讀jam

vt

用力擠/塞；擠滿；擠進：HundredsoffansjammedtheairporttogreettheBeatles.2019浙江改

n

[C]&[U]果醬；[C]堵塞：Haveyoueverbeenstuckinatrafficjam?6lampshadesunshadewindowshade2.shade

n

[C]&[U]蔭；陰涼處：Duringthedaytime,thetemperaturemayreach40℃evenintheshade.Whatapleasantshadethesetreesgiveus!

[C]（色彩的）濃淡；深淺；色度：a

delicate/pale/rich/softshade

ofblueHepassedmilkywhitewaterfallsandmountainsinmanyshadesofblue.2020全國

[C]（繪畫的）暗部；陰影部分基本義：蔭shade

vs

shadow

shade指陽光照不到的地方，如樹下或墻邊的陰涼處，一般沒有具體的輪廓。

Dizzy,andunabletofocusmyeyesorthoughts,Idroppedmyalmostlifelessbodyintheshadeofatree.

shadow指某物遮住陽光或其他光源后形成的影子，可以引申為“不良的兆頭或陰影”，也可指黑暗的地方。

Nancy,outofthecornerofhereye,sawtheshadowthatsuddenlyfellacrossthedoorway.

3.drag辨析pull拉

drag拉

pull：與push（推）相對應，指將人或物朝出力者的方向拉drag：順著地面拖/拉十分沉重的人或物drag

vt

拖；拽；硬拉：Userscandraganddrop

thedocumentintothisfolder(文件夾).Ifinditreallyhardtodragmyselfoutandexerciseregularly.

vt&

vi

緩慢費力地移動：Shedraggedherselfoutof

bed,andhurriedtotheschool.Neverdragbehindwhenwedoanything.

vi

拖沓；進行得緩慢：Thatseemslikeahorriblemessthatwilldrag(on)foryears.

Asdelaysdragon,livingconditionsforthevictimsaregettingworse.dragone’sfeet

做事拖拉；遲遲不做：Itisnotagoodideatodragyourfeetwhentheworkneedstobedone.（使勁而吃力地）拖/拉某人或某物（使勁而吃力地）拖/拉身體拖/拉時間或活動drag

語義網(wǎng)絡圖拖；拽；硬拉拖沓；進行得緩慢緩慢費力地移動拖/拉drag（基本義）（使勁而吃力地）“拖/拉”某人或某物（使勁而吃力地）“拖/拉”身體“拖/拉”時間

或活動disability

n[C]&[U]殘疾；障礙：Inordertosolvethiskindoflearningdisability,usingfamilytherapycangetgoodeffects.disability

構詞：dis-(lackof)+ability(能力)→沒有能力→缺陷；障礙disabled

adj

殘疾的；喪失能力的：Rampshavebeenbuilttoeaseaccessforthedisabled.

Thisisasurveyofthementallydisabledchildrenin16districtsandcitiesofGuangdongbysamplingmethod.構詞：disable(v

使喪失能力)+-ed(形容詞后綴)→身體上不能的→殘疾的基本義：喪失能力的4.disabled【高考鏈接】Onemorningin2009,Larrywas41.travelingalong165northafterdeliveringtooneofhis42.customers.Suddenly,hesawacarwithitsbrightlightson.43.Ashegotcloser,hefound44.anothervehicleupsidedownontheroad.Onemorelookandhenoticed45.flamesshootingoutfromunderthe46.vehicle…46.A.used B.disabled C.removed D.abandoned【解析】B。disabled既可以表示“（人）殘疾的”，也可以用于修飾物，表示“出現(xiàn)故障的”“拋錨的”，是由人到物的演變。同族詞：able,ability,disability,disabled,enable,unable5.deserveYoudeserveit!這是你應得的！deservedeserve

deservetodosth:值得；應該Inreallifejustasinfiction,wealldeservetolivehappilyeverafter.

deservedoing/deservetobedone：值得去做；應該去做(表示被動意義)...He’saresponsiblewriter,andhedeservesrespecting/toberespected.

重難點詞精講tune搭配義詞根詞綴英語習語名詞動詞化contract一詞多義6.tune看圖猜詞intune

合調

outoftune

跑調

tune

n

[C]調子；曲調；旋律：It’sthethemetuneinthemovieTitanic.

[U]和諧intune合調；協(xié)調：Noneofthemcouldsingin

tune.Thepresidentandhisfollowerswereclearlyintune.

outoftune

走調；不協(xié)調：Ihavenoearformusic.Mysingingisoutoftune.Hercharacterisquiteoutoftunewithherbeauty.

singadifferenttune

改變觀點/態(tài)度singthesametune(assb)（和某人）持同樣的態(tài)度和主張

vi

為（樂器）調音；調（收音機，電視頻道）tunein

收聽；收看：tuneinto

aradiostation7.contract

根據(jù)所給漢語，在空白處填入適當?shù)脑~塊。Unfortunatelyhe______________________________（得了癌癥）ataveryyoungage.had/contractedcancer/developedcontract

n[C]契約；合同：Iknowweshoulddrawupacontractandthebuyerhastosignit.

Wouneedtoenterinto/make/signacontractofinsurancewithus.Beingpunctualisacontractthatissilentlyagreed.2015陜西v

vi縮?。皇湛s：Whenyouheatametal,itwillcontract.

vi&vt簽（合同）：Hehascontractedforthebuildingofthehouseat20,000dollars.

vt［正式用語］感染（疾?。篐ealsocontractedscarletfever,whichalmostkilledhim.

構詞：con-(together一起)+tract(todraw拉)→

把……拉在一起(基本義)contract

語義網(wǎng)絡圖把物體內部“拉在一起”縮小；收縮感染（疾病）把人與疾病“拉在一起”把人與合同“拉在一起”簽（合同）把……拉在一起contractv（基本義）本單元的詞根詞綴服務應受、值得

拉拉在一起形狀/形式制服圈走一圈名詞動詞化說出下列句子中畫線詞的漢語釋義。1.Thebooksareallcoveredwithdust.Couldyoudustthem? _______________________2.Wemustweedtheyard;itwasovergrownwithweeds. _______________________3.Shewantstoskim（撇去）bubbleswhenthesoupbubbles. _______________________4.Wetriedtousetherubberplugtopluguptheholesinthecupboard. ____________________擦去……的灰塵/撣灰給……除去雜草

冒泡/起泡

把……塞住/堵塞

5.Sheshadedhereyesagainstthesunandthensatintheshadeofalargetree. _________________6.Yourpianoisoutoftune;youshouldcallsomeoneovertotuneit. _________________7.Pleasemailusatthefollowingemailaddress._________________8.Whenthechorusendedtheirlastnote,theaudiencechoruseditsapprovalbycheering. ________________

給……遮擋（光線）

為（樂器）調音

給……發(fā)電子郵件同時說/齊聲說

英語習語英語中有很多習語(idioms)，是人們經過長時間的使用提煉出來的含有特殊意義的固定詞語組合，其真正的意義和字面意義往往相差甚遠，不好理解和記憶。學習時，可以借助習語背后的詞源故事或文化內涵來理解和學習，加深對它們的認知深度。wakethedeadwakethedead

是一種夸張的修辭手法，在本句中可以理解為“（聲音）非常大”，相當于成語“震耳欲聾”。這種修辭手法可以讓人對聲音之大有更鮮明的印象。

Thenoiseofmusicfrommyneighbour’spartywasenoughto

wakethedead.英語習語beinaleagueofone’sown在本句中，league是“水平”“等級”的意思，beinaleagueofone’sown=bemuchbetterthantherest，意為“獨領風騷”。singthesametune

Iwanttomakesurewe’reall

singingthesametune

beforewegiveanyinterviewstothenewspaper.singthesametune字面意思是“唱相同的曲調”，形象地表達比喻和某人持同樣的態(tài)度和主張。outofone’sleague在本句中，league是“水平”“