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1、高三模拟质量调研英语学科试卷Ⅱ.GrammarandVocabularySectionADirections:Afterreadingthepassagebelow,fillintheblankstomakethepassagecoherentandgrammaticallycorrect.Fortheblankswithagivenword,fillineachblankwiththeproperformofthegivenword;fortheotherblanks,useonewordthatbestfitseachblank.KillerRabbits
2、You’dneverthinkofrabbitsasdreadful,destructivecreatures,wouldyou?Rabbitsarecuteandlove-able.However,Australiansdiscovered(21)________harmthesecutecreaturescandothehardway.RabbitswereintroducedtoAustraliain1788asfoodanimals.By1827,theywererunningaroundlargeestates,andin1859,disasters
3、truck.Amanreleased12wildrabbitsontohispropertyforhuntingandhe(22)________havethoughtthatwasharmlessfun.ButAustraliahasnopredators（捕食者）(23)________(adapt)tokillingrabbitsandnoneofthediseasesthatkepttheirpopulations(24)________controlinEurope.Thelooserabbitsbredlike,well,rabbits,andbe
4、gantotakeoverthecountryside.Withinafewdecades,thereweremillions.By1950,therewere600millionrabbitsinAustralia.Sixhundredmillionhungryrabbitscoulddorealharm.Theycausedmoredamagethananyotherspeciesintroducedtothecontinent.Theyatenativeplantspecies(25)________theydisappeared.Theycompete
5、dforfoodandshelterwithnativeanimals.theycausedtheextinction17/17orendangermentofnumerousplantandanimalspecies.Andtheywereanightmareforcattleandsheepfarmers,(26)________animalscouldn'tgetenoughgrasstoeatandstarved.Therabbitsdidsomegood,ofcourse.Theyprovidedfoodforpoorfamilies.Theysup
6、portedfurindustries.Buttheirimpactontheenvironmentandmajorlivestockeconomywastoonegative(27)________(ignore).Peopletriedtrappingthem.Theyevenbuiltahugewallagainstthem.But(28)________(effective)weaponwasavirus.(29)________(test)multipletimes,thedeadlymyxomaviruswasreleasedonAustralia
7、'srabbitsin1950.Thevirushadbeendevelopedverycarefullytoaffectonlyrabbits.Nearly100percentoftherabbitswhocaughtthedisease(30)________(die).Populationsfell.Itwasahugesuccess.Cattleandsheepfarmingrecoveredgradually,andthreatenedplantswerebetterprotected.Eventually,rabbitsbecameresistan
8、ttothevirus.Section
