William has cut his smoking_____to five cigarettes a day.
A、downA
cutdown“削減，減少”;cutsth.downto“把??減到(什么程度)”，是固定搭配，而且符合題意。
Williamhascuthissmoking_____tofivecigarettesaday.
It‘s_____mypowertomakefinaldecisiononthematter.
Thereisn‘tmuchmilk_____isleftinthebottle.
Yourbikeneeds_____.You‘dbetterdoirightnow.
I‘vebeentellingyou_____nottodothat，butyounevelistenedtome.That’swhyyougotintotrouble.
