7天新生儿，拒奶2天，半日惊厥2次。查体：反应差，全身中度黄染，心肺（-），肝肋下3cm。脐部少量脓性分泌物，前囟饱满，白细胞21×10⁹/L，中性80%，淋巴20%，血钙2.5mmol/L，血糖3.5mmol/L，诊断可能为（）

A.新生儿低钙血症

B.新生儿脐炎

C.新生儿颅内出血

D.新生儿低血糖

E.新生儿败血症合并化脓性脑膜炎

—I came to your office yesterday morning, but nobody was in.

—Oh, we _____ a meeting in the meeting room. [ ]

A. have had

B. had

C. were having

D. have