William has cut his smoking_____to five cigarettes a day.
A
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。
Beingextremely_____tothecold，Idonotlikeskating.
Childrenwhoareover-protectedbytheirparentsmaybecome_____.
Hisarticleisbetterthan_____intheclass.
Thegirlwhofoundtheringreceivedagenerous_____offivepounds.
Yourbikeneeds_____.You‘dbetterdoirightnow.
