春长沙市一中高二寒假自主学习Unit 2Period One优选.docx

春长沙市一中高二寒假自主学习Unit 2Period One优选.docx

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春长沙市一中高二寒假自主学习Unit2PeriodOne优选

Isyourlifestylehealthy?

Theremaybemanylittleandcommonhabitsthatcanendangeryourdailylife.Seethefollowingfiveunhealthycommonlifehabits.Howmanyonesdoyouhave?

Everydayhealthhazard1：

1

Whetheryou’recomplimentingyourbestfriend’sunflattering（有损形象的，不敢恭维的）hairdoor“improving”onthecostofyournewdesignershoes，wealltelltheoddfibfromtimetotime.However，accordingtoresearch，thoselittlewhiteliescouldbemoreharmfulthanyouthink.

Lyingcangeneratefeelingsofstresswhicharedamagingyourhealth，andastudybyresearchersattheUniversityofNotreDamefoundthatwhenpeoplereducedtheamountoflies，theysufferedfromlessheadaches，sorethroatsandanxiety.

Everydayhealthhazard2：

2

Ifyou’rehavingabusydayinwork，itcanbetemptingtoskipyourlunchbreakandeatatyourdesk.However，missingoutonbreaksisnotonlybadforyourstresslevels，eatingwhiledistractedmayalsomeanyouaremorelikelytoovereat.Furthermore，spendingyourlunchhouratyourdeskcanlengthenthetimeyouarephysicallyinactiveandalsoexposeyoutoharmfulbacteria.

AccordingtoastudybytheUniversityofArizona，yourworkstationcontainsnearly400timesmoregermsthantheaveragetoiletseat，makingitalessthanidealplacefordining.

Everydayhealthhazard3：

3

Needanexcusetoputyourfeetup?

Well,goodnews:

researchsuggeststhatleavingthehouseworkforanotherdaycouldgiveyourhealthaboost!

ResearchresultspublishedintheJournalofFamilyPsychologyrevealedthatdoinghouseworkwhenyougethomefromworkpreventslevelsofcortisol（thestresshormone）fromloweringandreducesrecoveryfromstress.

However，stresslevelsforbothmenandwomenwereloweredbyhouseworkbeingcompleted—justsolongastheyweren’ttheonesdoingit.Lookafteryourhealthbytakingturnstodothehouseworkwithothermembersofyourhouseholdifpossible，andtaketimeouttorelaxafterwards.

Everydayhealthhazard4：

4

WithdrawingmoneyfromATMmachinesisacommonhabitformostofus.However，cleanlinesstestsinBritainhaverevealedthatcashmachinesarejustasdirtyaspublictoilets，andmanyofusarefailingtowashourhandsafterusingthem.Expertsassessedswabs（药棉棒）fromthekeypadsoncashmachinesandalsofromnearbypublictoiletsandfoundthattheybothcontainedthesametypesofbacteriaknowntocausesickness.Tolookafteryourhealth，useanantibacterialhandgelonceyouhavemadeyourwithdrawalandafterhandlingmoney.

Everydayhealthhazard5：

5

Findyourselffrequentlycancellingplansandbailingoutonsocialeventstohaveabitoftimetoyourself?

Thenitmaybetimetopaysomeattentiontoyoursociallife.Whileabitof“metime”isessentialtogoodmentalandphysicalhealth，toomuchtimeonyourowncanactuallybebadforyou.

Researchsuggeststhathavingstrongsocialbondspromotesbrainhealth，reducesfeelingsofdepressionandstressandencouragesyoutolookafteryourhealth.Infact，astudyfoundthathavingfewfriendsaffectsyourlongevityasmuchassmoking15cigarettesaday.

根据短文内容，选出能填入短文空白处的最佳选项。

A．Eatingatyourdesk

B．Usingcashmachines

C．Cancellingplans

D．Lying

E．Housework

答案　1.D　2.A　3.E　4.B　5.C

PeriodOne　Welcometotheunit&Reading—Prereading

匹配左边的单词和右边的汉语意思

[第一组]

1．chemist　　　　　　A．外科医师

2．needleB．药剂师，药商；化学家

3．surgeonC．针，针头；指针

4．revolutionD．柜台；计数器；反驳

5．counterE．巨变，大变革；革命

答案　1.B　2.C　3.A　4.E　5.D

[第二组]

6．cupboardA．药片；丸；牌，匾，碑

7．acidB．应用，运用；申请

8．tabletC．可能性，潜在性；潜力，潜能

9．potentialD．酸，酸性物质

10．applicationE．橱柜；食物柜；衣柜

答案　6.E　7.D　8.A　9.C　10.B

[第三组]

11．sicknessA．批准，通过；赞成，同意

12．strokeB．症状；征兆

13．approvalC．大规模的；数量极多的

14．symptomD．疾病；恶心，呕吐

15．massE．中风，脑溢血；（打、击等的）一下，一击；轻抚；笔画

答案　11.D　12.E　13.A　14.B　15.C

[第四组]

16．lifesavingA．对……极重要的，必不可少的

17．beneficialB．有效的；实际的，事实上的；生效的

18．bestsellingC．救命的，救生的

19．vitalD．不正常的，反常的

20．abnormalE．有益的，有用的

21．effectiveF．畅销的

答案　16.C　17.E　18.F　19.A　20.D　21.B

[第五组]

22．chewA．（使）加速，加快

23．possessB．使十分惊讶，使吃惊

24．circulateC．拥有，具有

25．astonishD．循环；传播，散布；传递，传阅

26．accelerateE．流血，失血

27．bleedF．咀嚼，嚼碎；咬，啃

答案　22.F　23.C　24.D　25.B　26.A　27.E

Skimthepassageandfinishthefollowingexercises.

1．Whatarethetwomedicinesmentionedinthearticle?

Aspirinandpenicillin.

2．Whenwaspenicillinfirstdiscovered?

In1928.

3．WhatawarddidFleming，FloreyandChainshare?

TheNobelPrizeinMedicine.

Readthepassagecarefullyandchoosethebestanswer.

1．WhichofthefollowingisconsideredtobethetimewhenAspirinwasinvented?

A．3,500yearsago.

B．2,500yearsago.

C．1897.

D．1899.

答案　C

2．Whichofthefollowingcan’tAspirinbeusedfor?

A．Keepingquiet.

B．Painkilling.

C．Curingdiabetes.

D．Reducingheartattacks.

答案　A

3．WhichofthefollowingisTRUE?

A．Penicillincankeeppeoplehealthybythinningtheirblood.