南京能源公司渗滤液处理站不投加下列哪种药剂()
A.NaOH
B.石灰
C.铁盐
D.PAM
参考答案:B
女性,35岁,上腹疼痛不适数年,近2天加重。超声检查如图所示,可能性最大的诊断为()
A.胆囊颈部结石并化脓性胆囊炎
B.胆囊颈部息肉样病变
C.胆囊颈部腺瘤
D.胆囊颈部蛔虫
E.胆囊颈部癌合并结石
It is said that Mr. White will ________ Mr. Green in this school.
A.in place of
B.instead of
C.take the place of
D.take place