语法与词汇 15.My uncle hasn't been able to quit smoking, but at least he has______.
【正确答案】 B
【答案解析】考查动词短语。A项“裁剪,停止”;B项“裁短,减少”;C项“切碎,砍伤”;D项“砍下,切断”。句意:我叔叔还未能戒烟,但至少他已经少抽了。选B。