在社区获得的细菌性肺炎中，最常见的病原菌为
A．金黄色葡萄球菌
B．铜绿假单胞菌
C．肺炎克雷伯杆菌
D．嗜肺军团菌
E．肺炎链球菌
参考答案：E
单项选择。
It's time English class.[ ]
A. for
B. to
C. in
It is in Qingdao_____ you’re going to pay a visit to _____ this kind of washing machine is produced.
A．/; that
B．where; which
C．/; where
D．that; which
