女性，42岁。饮酒后突发中上腹持续性疼痛，阵发加剧，伴恶心，呕吐。血、尿淀粉酶均明显高于正常。该患者最可能的诊断是（）

A.急性胰腺炎

B.急性阑尾炎

C.急性心肌梗死

D.急性胃肠炎

E.胆道结石

We know ______ about the new teacher except that she just came back from the US. We hope to know her better.

A．everything

B．nothing

C．something

D．anything