肺炎球菌肺炎的典型症状是（）
A.寒战和高热
B.咳铁锈色痰
C.咳黏液脓性痰
D.患侧胸部疼痛
E.气急和发绀
参考答案：B
—What's today's talk about?
—It's about how to be polite when we requests. [ ]
A. have
B. ask
C. make
D. order
人体初次感染结核菌后出现的是
A．原发型肺结核B．浸润型肺结核C．血行播散型肺结核D．慢性纤维空洞型肺结核E．结核性胸膜炎
