在线监测装置气体检测部分主要完成油气分离后的气体的（）转换。
A.气-电
B.气-力
C.气-气
D.气-氮气
参考答案：A
— Good morning. I've got an appointment with Miss Smith in the Personnel Department.
— Ah, good morning. You _____ be Mrs. Peters. [ ]
A. might
B. must
C. would
D. can
引起新生儿败血症的病原菌种类随不同的地区和年代而异，我国一直最常见的是
A．大肠杆菌B．葡萄球菌C．B群链球菌(GBS)D．表皮葡萄球菌E．铜绿假单胞
