Nosoonerhadwereachedhome________aviolentstormbrokeout.
D
no sooner … than “一 …就 … ”
Iftheoperation________carefullyprepared,itwouldnothavebeensuccessful.
Hewouldhavegivenyoumorehelp,ifhe________sobusy.
I'dliketoremindyouthatthereisno_____onthepartofsuspectstoanswerquestions.