Itisimperativethatstudents_____theirtermpapersontime.
A
暂无解析
Itisnotuncommonforthere_____problemsofcommunicationbetweentheoldandtheyoung.
TheClarkshaven’tdecidedyetwhichhotel_____.
Modern____perhapscausesmoreproblemsthanitsolves.
Ifyou_____insuchahurry,you_____sugarintothesauceinsteadofsalt.
Wecanhear（）fromthebackoftheroom.