____ worries me the way he keeps changing his mind.
A. This B. That C. What D. It
____ worries me the way he keeps changing his mind.
A. This B. That C. What D. It
D
句意: 他总是改变主意, 这一做法很是令我担忧。句中It充当形式主语, 真正的主语是the way, 其后又有定语从句he keeps changing his mind修饰。