40.GreatasNewtonwas，manyofhisideas_C_todayandarebeingmodifiedbytheworkofscientistsofourtime.
AaretochallengeBmaybechallengedChavebeenchallengedDarechallenging
as表示“尽管”时引导从句，从句中的表语可以放在引导词之前构成部分倒装。
41.Pleasebecarefulwhenyouaredrinkingcoffeeincaseyou_D_thenewcarpet.
AcrashBpolluteCspotDstain
pollutevt.污染;spotn.地点，场所，斑点，污点;v.使…上有斑点、污点。
spotteddog斑点狗。stainv.弄脏，玷污，染色。
59.Thetomatojuiceleftbrown_A_onthefrontofmyjacket.
42.I‘dratherreadthanwatchtelevision;theprogramsseem_B_allthetime.
AtogetworseBtobegettingworseCtohavegotworseDgettingworse
43.Conveniencefoodswhicharealreadypreparedforcookingare_D_ingrocerystores.
AreadyBapproachableCprobableDavailable
conveniencefoods方便食品;instantcoffee/noodle速容咖啡/速食面。
readyadj.准备好的;approachableadj.可接近的，平易近人的，亲切的。
probableadj.可能的;availableadj.可获得的，可利用的，可支配的。
44.WhenIcaughthim_A_Istoppedbuyingthingsthereandstarteddealingwithanothershop.
AcheatingBcheatCtocheatDtobecheating
45.Itisimportantthatenoughmoney_A_tofundtheproject.
AbecollectedBmustbecollectedCwascollectedDcanbecollected
46.Someoldpeopledon’tlikepopsongsbecausetheycan‘t_C_somuchnoise.
AresistBsustainCtolerateDundergo
toleratevt.忍受，容忍;undergovt.经历，遭受。
