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七选五练习精选
TEST01
Manypeoplebelievesharksaredangerousandalwaystrytohurtorevenkillhumans.
____1___
AsharkExhibitionattheNationalAquarium(水族馆)inBaltimoreintheUSprovesthis.
Visitorscantouchyoungsharks,seetheireggsdevelopandwatchadozendifferentspeciesswim
smoothlyaroundahugetank.
Mostpeopledontknowthatsharkattacksdonthappenveryoften.Humansaremorelikely
tobekilledbylightningthanbyashark.___2___There,kidscanlearn,fromanearlyage,notto
beafraidofsharks.
Peopleareafraidofwhattheydontknow,saidNancyHotchkiss,anorganizerofthe
exhibition.Sharkshavebeenaroundfor400millionyearsandplayanimportantroleinthe
oceansfoodchain.Wewantpeopletodiscoverthatsharksareamazinganimalsthatneedour
respectandprotection.
___3___.Astudy,publishedinJanuaryintheU.S.magazine,Science,foundthatalmostall
recordedsharkspecieshavefallenbyhalfinthepast8to15years.
ThousandsofsharksarehuntedinAsiaforspecialfood,suchassharkfinsoup.Andmany
othersarecaughtinnets,whilefishermenarehuntingotherfish.___4___
“Somefishingmethodsareactuallycleaningouttheoceanforsharks,”saidDaveSchofield,
themanageroftheaquarium’soceanhealthprogram.___5___
ATheycanwatchthemdevelopinsidetheireggsandfeeltheskinoftheolderswimmers.
BAbout100millionsharksarekilledeveryyeararoundtheworldbyhumans.
CInfact,94percentoftheworlds400speciesareharmlesstohumans.
DItisaworryingsituationandsomeareashaveputmeasuresinplacetoprotectsharks.
EAndtomakethispointclear,themuseumhassetupatouchingpoolforchildren.
FMorethanhalfofthesharkscaughtaresmallerthanImeterlong.
GSharkscansmellandtasteblood,andtraceitbacktoitssource.
TEST02
Lifecanbesodifficultthesedays.Itisthetimethatyouallshouldadmitneedhelpin
organizingyourlives．Herearesometipsthatwillhelpyou．
Writ
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