He was very careless in his work, so he really __________ to be fired.[      ]

A. disagreed  

B. deserved

C. hated  

D. agreed

有关慢性支气管炎(慢支)发病的外因．错误的是

A．理化因素的慢性刺激为慢支的诱因

B．气候寒冷为慢支发作的重要诱因

C．感染是慢支发生与发展的重要因素

D．慢支的发病与过敏因素无关

E．长期吸烟与慢支发生有密切关系