生物膜中的食物链一般比活性污泥短
参考答案:错
男性,65岁,平日有糖尿病病史,某日晨起时发现左半身肢体瘫痪,该患者最可能的诊断是()。
A.脑血栓
B.内囊出血
C.小脑出血
D.桥脑出血
E.蛛网膜下腔出血
—Could you tell me _____? I must find him.
—Sorry, I have no idea. But he was here just now. [ ]
A. where Tom was
B. where has Tom gone
C. where can I find Tom
D. where Tom is