厌氧菌所致肺炎与肺炎球菌肺炎不同之处为
A．咳有臭味痰
B．可有发热
C．青霉素治疗有效
D．有咳嗽症状
E．有肺实变体征
参考答案：A
带接地闸刀的隔离开关，应按什么顺序操作？
Tim is in good shape physically__________he doesn't get much exercise.
A．if
B．even though
C．unless
D．as long as
