关于心内膜下心肌梗死，叙述错误的是（）。

A.梗死范围仅累及心室壁内侧1/3的心肌

B.梗死波及肉柱和 * * 肌

C.梗死灶常表现为小灶状坏死

D.梗死灶不规则地分布于左心室四周

E.严重的坏死灶融合引起环状梗死

My cousin doesn’t know what to ________ at the university;he can’t make up his mind about his future.

A．take on

B．take away

C．take up

D．take after 