Living in the western part of the country has its problems, _______ obtaining fresh water is not the least.A) with which B) for whichC) of which D) whichof which是怎样的意思吗，等同于HOW吗？其他的呢？
热心网友
C：of which 不等同于how of which 后是定语从句，修饰problems.which 代表 its problems, 从逻辑关系讲，从句里的主表关系是obtaining fresh water is not the least of which (its problems)
热心网友
Cof which 不等同于how是指在its problems当中得到新鲜的水.......