句子写作：HeisverybusypreparingIELTS.Hehasnotimetoplay.
He is very busy preparing IELTS; therefore , He has no time to play.
暂无解析
根据对患者人身造成的损害程度，医疗事故分为______
句子写作：Mypresentationseemedtogowell.
Theclothhadanaturallookwhichperfectly________theimageLaurasought.
流行性乙型脑炎的传染源是
Thereistheappreciationofthesalienthistoricaltruth________theagingofadvancedsocietieshasbeenasuddenchange
