对接触性皮炎具有诊断价值的检查方法是()
A.光敏感试验
B.斑贴试验
C.组织病理学检查
D.免疫荧光试验
E.以上都是
参考答案:B
Measer. Sharp & Co. have ______ us saying that they are unable to trace your name on their books.
A.replied
B.been in reply to
C.replied to
D.in reply to
()是一种事先设计好的做事的程序
A.控制
B.计划
C.组织
D.决策