【题目】My parents are against my plan, and they don't have the least_______of what I'm trying to do.
A.revision
B.impression
C.comprehension
D.description

【答案】C
【解析】由My parents are against my plan(父母反对我的计划)可知，这里是说他们对我正试图做的事情完全不能“理解(comprehension)”。revision复习；impression印象；description描写。