He was about halfway through his meal ________ a familiar voice came to his ears.[ ]

A. what

B. where  

C. when  

D. while

男性，45岁，中度肥胖，自述既往有胃病史，因酗酒引起“胃痛”，难以忍受，呕吐、腹泻，急诊入院。经查，血淀粉酶升高，白细胞和中性粒细胞升高，上腹部肌紧张。

该患者恢复期可选择哪组食物（）。

A.蒸蛋羹、葱烧豆腐

B.发糕、皮蛋拌南豆腐

C.清汤龙须面、无油拌青菜泥

D.米粥、清炒虾仁

E.馄饨汤、小笼包子