―Hello! May I speak to Jack, please?

―Yes, speaking.

―Oh, I _________ your voice at first.

A．don’t recognize

B．didn’t

C．hadn’t recognized

D．haven’t recognized

下列哪项符合猩红热的皮疹特点

A．皮疹最早见于颈部、腋下、腹股沟处

B．在全身皮肤弥漫性充血发红的基础上存在皮疹

C．皮疹密集、细小、红色、压之褪色

D．疹间皮肤充血发红，无正常皮肤

E．疹退后有脱皮，五色素沉着