Notuntilthegamehadbegun__atthesportsground.
A、shouldhehavearrivedThepresidentistogiveaformal__attheopeningceremony.
Youcan’timagine__________foolishlyhebehavedattheparty.
StevelookedattheenvelopeandrecognizedJenny’shandwriting_______.
Manycareersrequireacollegedegree;somejobs,________,onlyrequirepreviousexperience.