21.Thevacuumcleanerisavaluablelabor-saving______action.
A.deviceB.engineC.pieceD.instrument
22.Theflightwaspostponedbecauseoftechnicalproblemsandwasfinallycancelledlastweekwhena______wasdiscovered.
A.accidentB.defectC.damageD.defeat
23.Whenshewascrossingtheroad,shewasknockeddownbyamotor-carandlay______bytheroadside.
A.asleepB.thoughtlessC.unconsciousD.unaware
24.Thenovelshehaswrittenhaveshownhis______abilityasanauthor.
A.literalB.literallyC.literatureD.literary
25.Thereaderisurgedtobealeader,ratherthanafollower;torelyonhisownpower,ratherthanto______.
A.informB.conformC.deformD.reform
26.Hewouldmuch______itifyoucoulddohimthefavor.
A.awardB.applyC.appreciateD.anticipate
27.Ifour______iscorrect,thenthespace-craftshouldreachthemoononMonday.
A.calculationB.compositionC.communicationD.vision
28.SanFrancisco’sChinesecommunity,comprising67,000______isthelargestconcentrationofChineseoutsideofAsia.
A.visitorsB.workersC.adultsD.inhabitants
29.Wedidn’tcatchthetrainon______ofthetrafficcongestion.
A.basisB.chargeC.accountD.behalf
30.Thoughhehassufferedfromcancerforsomanyyears,itissostrangethathehas______tothepresentday.
A.deprivedB.survivedC.derivedD.revived
21题：答案为A。device器械;engine发动机;piece碎片;instrument仪器。
22题：答案为B。accident事故;defect缺陷;damage破坏;defeat失败。
23题：答案为C。asleep睡着的;thoughtless缺乏考虑的;unconscious无知觉的;unaware不知道的。
24题：答案为D。literal文字上的;literally逐字地;literature文学;literary文字上的。
25题：答案为B。inform告";conform顺从;deform破坏形象;reform改革。
26题：答案为C。award授予;apply运用;appreciate感激;anticipate期望。
27题：答案为A。calculation计算;composition作文;communication通讯;vision视觉。
28题：答案为D。visitor访问者;worker工人;adult成人;inhabitant居民。
29题：答案为C。basis基础;charge控告;onaccountof由于;onbehalfof代表。
30题：答案为B。deprive剥夺;survive幸存;derive产生;revive复活
U766077143
弓长-张
