What I wanted to know was when and where the meeting ______.

A．was holding

B．had held

C．was to hold

D．was to be held

所谓"尼氏征阳性"表现中，以下哪项是错误的（）

A.手指按压水疱顶部，水疱向四周扩展

B.水疱疱壁极薄、松弛易破

C.紧张性大疱，指压即破

D.指尖推动残破疱壁边缘，残破表皮向正常皮肤扩展

E.用手揉搓水疱间正常皮肤，表皮脱落