问题描述：
英语高一易错题
_______inShanghai,theywentinsearchofarestaurant.
A.assoonastheirarrivalB.ontheyarrivedC.uponontheirarrivalD.upontheyarrived
Thechairmanrequiredtheperson_______atthatmeeting
A.wouldbepunishedB.bepunishedC.punishedD.waspunished
Jack'sweakvoicesuggestedthatshe_______ill,andherparentssuggestedshe_______adoctor.
A.be;shouldbeB.was;shouldbeC.shouldbe;sawD.was;saw
第一题C选项是.upontheirarrival