急性血源性骨髓炎早期局部穿刺的正确方法是
A．一次穿入骨髓腔B．一次穿入骨膜下C．逐层穿刺D．不可穿入骨髓内E．仅刺入软组织即可
参考答案：C
—I'm looking for M r Black.
—He was here just now. But he _____ to a meeting and he won't be back until eleven o'clock.[ ]
A. was
B. will
C. has gone
D. has been
大红肾见于（）
A.弥漫性毛细血管内增生性肾小球肾炎
B.弥漫性系膜增生性肾小球肾炎
C.弥漫性新月体性肾小球肾炎
D.弥漫性膜性增生性肾小球肾炎
E.轻微病变性肾小球肾炎
