灭火基本方法有哪几种？
参考答案：
冷却、窒息、隔离、抑制四种方法
-He made an apology ________ be blamed ________ what he had done.
-It's really wise of him.[ ]
A．so as to not; of
B．in order not to; for
C．as to not so; for
D．in order not to; of
小儿急性粟粒性肺结核的最主要诊断依据
A．肺部体征少，未闻细湿啰音B．起病急，突然高热C．胸片示大小一致分布均匀粟粒状阴影D．浅表淋巴结和肝脾大E．咳嗽、气促、呼吸困难
