下列各项中不符合肺心病体征的是（）。

A．颈静脉怒张

B．肝颈静脉逆流征阳性

C．心脏浊音界向左下扩大

D．剑突下示心脏搏动

E．肺动脉瓣区第二心音亢进

She was just about to explain ___ she hadn't passed her maths test chiefly out of carelessness ___ her uncle came.

A．her mother … when

B．to her mother why … that

C．her mother that … when

D．to her mother that … when