Williamhascuthissmoking_____tofivecigarettesaday.
A
cut down “削减,减少 ”;cut sth. down to “ 把⋯⋯ 减到(什么程度) ”,是固定搭配,而且符合题意。
Thedriverpulled_____atthetrafficlights.
It‘s_____mypowertomakefinaldecisiononthematter.
Hewasvery_____togo,buthehadnochoice.
Iwilldotheclearingifyousee_____thelunch.
Hedrovefastandarrivedanhour_____ofschedule.