William has cut his smoking_____to five cigarettes a day.
A、downA
cutdown“削减，减少”;cutsth.downto“把⋯⋯减到(什么程度)”，是固定搭配，而且符合题意。
Hedrovefastandarrivedanhour_____ofschedule.
Iwilldotheclearingifyousee_____thelunch.
Copernicusmaintainedthattheearth_____roundthesun.
I‘vebeentellingyou_____nottodothat，butyounevelistenedtome.That’swhyyougotintotrouble.
Itwasnotuntilshehadfinishedallherwork_____.
