I____comeyesterday,butIcouldnot.
A、wastohave
B、must
C、ought
D、haveto
Louise:Will100dollarsbeenough?
Jack:Another50______.
A、willdo
B、isfine
C、will
D、needs
WhichgateisflightBA472toMadridleavingfrom?
A、Gate11
B、Gate12
C、Gate13
Thetimehascome_____wemakeextensiveuseofnuclearenergy.
A、When
B、while
C、as
D、since
Itisonlyinviewofourlongfriendlybusinessrelationsthatwe____youthisaccommodation.
A、extend
B、extant
C、increase
D、promote