【Areyoushy?Ifyouareyouarenotalone.Infactcloseto50percentofpeopleareshy.Almost80percentofpeoplefeelshysometimes.Shynessisbecomingmoreandmorecommon.Nowscientistsaretryingtounderstandshyness.Theyhaves】

　　Areyoushy?Ifyouareyouarenotalone.Infactcloseto50percentofpeopleareshy.Almost80percentofpeoplefeelshysometimes.Shynessisbecomingmoreandmorecommon.Nowscientistsaretryingtounderstandshyness.Theyhavesomeinterestingideasaboutwhypeopleareshy.

　　Isitpossibletobebornshy?Manyscientistssayyes.Theysay15to20percentofbabiesbehaveshyly.Thesebabiesarealittlequieterthanotherbabies.Interestinglytheseshybabiesusuallyhaveshyparents.Soscientiststhinkthatsomeshynessisgenetic.

　　Familysizemightcausepeopletobeshyaswell.ScientistsatHarvardUniversitystudiedshychildren.Theyfoundthat66percentofthemhadelderbrothersandsisters.Asaresulttheybecameshy.Atthesametimechildrenwithnobrothersorsistersmaybeshyaswell.Growingupalonetheyoftenplaybythemselves.

　　Youmayalsobeshybecauseofwhereyouwereborn.Whenscientistsstudiedshynessindifferentcountriestheyfoundsurprisingdifferences.InJapanmostpeoplesaidtheywereshy.ButinIsrael(以色列)onlyoneofthreepeoplesaidso.Whatexplainsthedifference?OnescientistsaystheJapaneseandIsraelishavedifferentopinionsoffailure.InJapanwhenpeopledon’tsucceedtheyfeelbadaboutthemselves.Theyblame（责备）themselvesfortheirfailure.InIsraelthetruthisopposite.Israelisoftenblamefailureonexternal(外在的)reasonssuchasfamilyteachersfriendsorbadluck.InIsraelfreedomofopinionandrisktakingarestronglysupported.ThismaybewhyIsraelisworrylessaboutfailureandarelessshy.

　　Forshypeopleitcanbedifficulttomakefriendsorspeakloudlyinclass.Butscientistssayyoucangetoveryourshyness.Theysuggesttryingnewthingsandpractisingconversation.Anddon’tforget—ifyouareshyyouarenottheonlyone.

　　( )1.Howmanypercentofpeoplefeelthemselvesshy?

　　A.50percent. B.66percent. C.80percent. D.15to20percent.

　　( )2.ThefollowingfactsarethecausesofshynessEXCEPT________.

　　A.familysize B.theplaceyouwereborn C.bebornshy D.dreamforjobs

　　( )3.Theunderlinedword“genetic”means“________”inChinese.

　　A.遗传的 B.可怕的 C.有趣的 D.无能为力的

　　( )4.Scientistssug