Filled with anger, he didn’t shout or swear, but just ________ silently at me.

A．glared

B．saw

C．looked

D．glanced

下列各组物质依次表示a、b、c、d，满足如图所示转化关系的是（图中箭头表示一步转化）

A．Si SiO₂ Na₂SiO₃ H₂SiO₃

B．CH₂=CH₂ CH₃CH₂OH CH₃CHO CH₃COOH

C．Fe Fe(NO₃)₃ Fe(OH)₃ Fe₂O₃

D．Al Al₂O₃ AlCl₃ Al(OH)₃