胸部X线常见肺浸润，多发生肺脓肿、肺大泡的肺炎是
A．肺炎支原体肺炎B．腺病毒肺炎C．肺炎链球菌肺炎D．金葡菌肺炎E．克雷白杆菌肺炎
参考答案：D
(2013·陕西，20)It remains to be seen ________ the newly formed committee's policy can be put into practice.
A．that
B．which
C．what
D．whether
电气设备着火时可用泡沫灭火器灭火。
