He has acquired a (comprehensive) knowledge of his subject through reading many new ma

继续教育 选项 已帮助 人

He has acquired a (comprehensive) knowledge of his subject through reading many new materials and up-to-date publications. 选择能代替括号里的选项

A、extensive

B、comparative

C、subjective

D、excessive

热搜:a是b的充分条件,b是a的必要条件吗