2018年高考英语一轮复习 unit 2 healthy eating单元知识（含解析）新人教版必修3

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1、Unit2Healthyeating1.★balancen.均衡，平衡；天平，秤；余额；vt.使保持平衡(=keepsteady)；权衡；使相等，相抵(=be/keepequal)。常见搭配：(1)keep/loseone’sbalance保持/失去平衡keepthebalanceofnature保持生态平衡outofbalance失去平衡；不平衡asenseofbalance平衡感(2)balanceAagainstB权衡/比较A和B☛Nowadays,thebalanceofnatureisbeingdestro

2、yedandtheweatherisgettingwarmerandwarmer.现在，大自然的平衡正在被破坏，天气变得越来越暖和。☛Ifoundithardtokeepmybalanceontheicypath.我发现在结冰的路面上行走很难保持平衡。【拓展延伸】balancedadj.平衡的；和谐的；安定的keep/eatabalanceddiet保持饮食平衡【跟踪典例】完成句子1.Youhavetobalancetheadvantagesoflivinginthecountryside__________thed

3、isadvantages.你得权衡一下住在乡下的好处和坏处。2.You’dbetterkeepa__________(balance)dietforthebenefitofyourhealth.为了有益于身体健康，你最好均衡饮食。【答案】1.against2.balanced2.★getawaywith受到从轻发落；(做坏事)不受惩罚☛WatchFrank—he’llcheatifhethinkshecangetawaywithit.看着弗兰克——他逮到机会就会作弊。☛Thechildoughttohavebeenp

4、unished.Youlethimgetawaywithtellinglies.这个孩子本应该受到惩罚，你却让他说谎而却逃脱惩罚。【拓展延伸】getawaywithdoingsth(做坏事但却)逃脱(惩罚或责备)getalong/onwith进展；相处getacross(使)被理解；(把……)讲清楚getridof摆脱；除掉getawayfrom(从)……脱离；逃脱getdownto开始；着手getin插话；收获getintotouchwith与……取得联系getintothehabitof养成……习惯getout(

5、of)出去；离开；逃脱；摆脱getover爬过；从……恢复过来；克服(困难)getthrough完成；花光(时间、金钱等)；通过；接通电话【跟踪典例】选词填空getthroughgetawaywithgetawayfromgetovergetdowntogetoutof1.EverynowandthenIliketospendafewdaysinthecountryto______________thenoiseandpollutionofNewYork.2.Idon’twanttogotoseethefilmwit

6、hhim,butIcan’tseehowIcan______________it.3.Ittookalongtimeto______________totheworkersthewaythemachineworked.4.Studyingaforeignlanguageisalwayshardatthebeginning,butI’ll______________it.5.Anyway,we’reherenow,solet’s______________someseriouswork.6.Itriedcallingy

7、ouseveraltimesbutIcouldn’t______________.【答案】1.getawayfrom　2.getoutofit3.getacross4.getover5.getdownto6.getthrough3.★lien.谎言；谎话；vi.说谎；躺；位于；坐落在。常见搭配：(1)tellalie/liestosb向某人说谎awhitelie一个善意的谎言(2)lietosb向某人说谎liedown躺下liein在于liein/on/to位于liein/on躺在☛HecouldnothaveYon

8、gHuigettingawaywithtellingpeoplelies!他不能让雍慧哄骗人们却不受到惩罚。☛Themanmustbeaspyandwastellingalie.这名男子一定是个间谍且在说谎。【易混辨析】lie/lie/lay动词原形意义过去式过去分词现在分词lie说谎；坐落于；位于(vi.)liedliedlyinglie躺；