A-A+
It is difficult to understand this kind of ___
问题详情
It is difficult to understand this kind of _______ calculation. A. intricate B. varied C. indispensable D. equable
参考答案
正确答案:A
intricate 错综复杂的,纠缠不清的; varied 不同的,种种的; indispensable 不可缺少的,绝对必要的; equable 变动甚少的,稳定的。(本解析由学员提供)