【题目】It could be ________ for Jackson who seldom puts his hearts into his studies to be admitted into a key university.
A. a good Samaritan B. a Herculean task
C. a dark horse D. a bit of Scrooge
在线课程【答案】B
【解析】考查俚语俗语 句意：对于很少用心学习的Jackson来说进入名牌大学无异于是件难事。A项表示“一个乐善好施的人”；B项是“一项艰巨的任务”；C项表示“害群之马”；D项是“有点吝啬”，故选B项适合。