下列哪项为COPD病人的危险因素是（）
A.长期吸烟
B.颈部粗短
C.心电图示肺性P波
D.身体较瘦
E.有麻醉药过敏史
参考答案：A
He is so addicted to smoking that ______ seems to be no chance of talking him into quitting.
A．this
B．what
C．it
D．there
命令"DIMEarray(5，5)"执行后，array(3；3)的值为 ______.
A．0
B．1
C．T
D．P
