— I’m afraid I can only make a small contribution this time.

—____.We really appreciate your assistance.

A．The best things come in small packages

B．The more,the better

C．It is better to give than to receive

D．Every little helps

患者，女，68岁，反复咳嗽、咳痰22年，心悸、气急2年。体检：双肺叩诊呈过清音，呼吸音减弱，肺底部有湿啰音，剑突下心尖冲动明显，该处可闻及3/6级收缩期杂音，肺动脉瓣区第二音亢进。该例最可能的诊断为（）

A.COPD

B.COPD+肺脓肿

C.COPD+肺心病

D.COPD+风湿性心瓣膜病

E.COPD+冠心病