;设计说明;Unit4高频词汇一览;导入;lack[l?k]n.v.;导入;当前青少年会面临哪些问题？;精准释义;词块例句;词块例句;词汇拓展;Thisiswhatmotivationorthelackofitcando.(高考全国卷II2019阅读)
2.Whydoesthemanseldomdoexercise？
Helacksmotivation.
B)Hehasaheartproblem.
C)Heworksallthetime.(高考浙江卷2019听力);一、用lack的正确形式及其短语填空。
1.Thereasonwhyhedidn’tpassthedrivingtestis____________practice.
2.Hedidn’tpassthedrivingtest____________practice.
3.—Jackstillcan’thelpbeinganxiousabouthisjobinterview.
—___________________self-confidenceishisAchilles’heel,Iamafraid.(2016江苏)
4.Theresearch____________solidevidence,andtherefore,itsconclusionsaredoubtful.(2012浙江);fold;fold?[f??ld]?v.;精准释义; folds?of?a?dress连衣裙的裙褶
fold?the?paper?in?half把纸对折
fold?one’s?arms交叉双臂
fold?an?umbrella收拢伞
fold?a?baby?in?a?blanket把婴儿裹在毯子里
Cut?the?paper?along?the?fold.?沿着褶痕把纸剪开。
The?flying?vehicle?has?four?wings?that?fold?up?so?it?can?be?driven?like?a?car.?这辆会飞的车有四个能折叠的车翼，这样它就能像汽车一样驾驶。;词汇拓展;Onthefirstday,mymanagerwastrainingmehowtofoldandorganizeplatformafterplatformofclothes.(高考天津卷3月2018写作)
AndrewRitchie,inventoroftheBromptonfoldingbicycle,oncesaidthatperfectportablebikewouldbelikeamagiccarpet...Youcouldfolditupandputitintoyourpocketorhandbag.(高考湖南卷2009阅读);一、用fold的正确形式填空。
Second,itisinthefieldof_________bikesthatweareseeingthemostinterestinginventions.
Afterabouttentries,Ihadtheclothes_________perfectly.
Thevehicle-namedtheTransition–hastwoseats,fourwheelsandwingsthat_________upsoitcanbedrivenlikeacar.
Thesepiecescanbe_________intoaneatlittlepackandfastenedonyourbelt.;load;上网时，当我们打开一个界面时，有时会看见这样的画面：Loading…，就是“加载中”的意思。
;词源;负荷
loadn
(基本义);精准释义;aloadof＝loadsof＝plentyof大量，许多