【完形填空Theworldisfullofvariety.Trees,grassesandother(2)covertheearth.Abovethesunshinesontheearthasitturnsintheuniverse.Thisistheworldthatwesee(4)useveryday.Thisworldisalsotheworldofchemistry.Inthi】
完形填空
Theworldisfullofvariety.Trees,grassesandother(2)covertheearth.Abovethesunshinesontheearthasitturnsintheuniverse.Thisistheworldthatwesee(4)useveryday.
Thisworldisalsotheworldofchemistry.Inthisworldonefromofmatteris(6)changingintoanother.Wecannotalwaysseeit(7)withoureyes.Yetitistaking(8)allthesame.Themillionsofformsontheearth,livingornot,are(9)aboutonehundredchemicalelements.Thesameelemantsarefoundeverywhere.Thiswaybeasurprisetoyou,butitistrue(10)oftheearth(10)ofthewholeuniverse.
()2.-A.planetsB.planesC.plantsD.put
()4.-A.aboveB.underC.roundD.about
()6.-A.sometimesB.neverC.anytimeD.always
()7.-A.happenB.tohappenC.happeningD.happened
()8.-A.playB.placeC.spaceD.room
()9.-A.madewithB.madebyC.madeinD.madeof
()10.A.notonly...butalsoB.either...orC.neither...norD.so...that