1.Hemusthavehadanaccident,orhe________then.
2.Itwasessentialthattheapplicationforms________backbeforethedeadline(截止日期).
3.We________ourbreakfastwhenanoldmancametothedoor.
4.Therainwasheavyand________thelandwasflooded.
5.Thechildrenwenttheretowatchtheirontower________.
6.Theengine________smokeandsteam.
7.Themanagerpromisedtokeepme________ofhowourbusinesswasgoingon.
8.Don’t________thisnewstothepublicuntilwegiveyouthego-ahead.
9.Sheneverlaughed,________losthertemper.
10.Thegoals________hehadfoughtallhislifenolongerseemedimportanttohim.