--Pity you missed the lecture on nuclear pollution.

-- I ___ it, but I was busy preparing for a job interview.

A．attended

B．had attended

C．would attend

D．would have attended

男性患者，53岁，发作性胸骨后疼痛2年，3h前出现胸骨后持续剧烈疼痛伴大汗来诊。查体：血压90/70mmHg，脉搏106/min，心音低，心律齐。尿比重1.024，中央静脉压3cmH₂O，心电图Ⅱ、Ⅲ、aVF ST段抬高0.1～0.4mV。

临床诊断是

A．急性前壁心肌梗死

B．急性前间壁心肌梗死

C．急性下壁心肌梗死

D．变异型心绞痛

E．急性高侧壁心肌梗死