My uncle hasn’t been able to quit smoking, but at least he has .
A. cut out
B. cut down
C. cut up
D. cut off
网友回答
A. cut out
(答案→)B. cut down
C. cut up
D. cut off
解析：考查动词短语：A. cut out 剪掉，B. cut down砍倒，减少，C. cut up切碎，D. cut off切断，句意：我叔叔还不能戒烟，但至少他已经减少了。选B。