Laura was away in Paris for over a week.When she got home，there was a pile of mail________for her.                                            (2013·辽宁，28)

A．waited

B．to wait

C．waiting

D．was waiting

女孩1岁半，咳嗽4天，发烧2天，气喘1天，门诊诊断支气管肺炎。确诊最主要的体征为

A．呼吸加速及肢端发绀

B．呼气性呼吸困难，肺部喘鸣音

C．呼吸加速，肺部不固定湿啰音及喘鸣音

D．鼻扇及三凹征，肺部中小型湿啰音

E．口周发绀，肺部干啰音