________somanypeopleintheUnitedStatesbeenoutofworkastoday.
A、Morethaneverbefore________somanypeopleintheUnitedStatesbeenoutofworkastoday.
Becareful,_______you'llfalldown.
Sixtypercentoftelevisionviewerschosehimastheir_______actor.
SinceWilliamhadbeenseriouslyillforseveralmonths,hisparentswereworriedabout________toreturntoschoolfull-time.
ShegotajobasanassistantstagemanagerattheCambridgeArtsFestivalTheatre,thinkingthatitmight________toacareerasaplaywright(剧作家).