革兰阴性杆菌败血症发热特点为
A．有寒战，间歇热
B．无寒战，弛张热
C．有寒战，稽留热
D．无寒战，间歇热
E．无寒战，稽留热
参考答案：A
26. The doctors ______his health.
A．are eager about
B．are eager for
C．anxious about
D．are anxious about
适宜于用气管注射染毒的空气污染物是
A．二氧化硫B．可吸入颗粒物C．二氧化氮D．苯E．氯气
