暂时硬水煮沸时分解出()。
A、酸式碳酸盐
B、碱式碳酸盐
C、碳酸盐
D、不分解
参考答案:C
补全下面的对话。
It is Saturday afternoon. Sam and Amy are going to cinema by bike. (At a crossing)
Sam: S 1 , Amy! The light is red.
Amy: Oh, sorry. I didn't notice it.
Sam: Don't h 2 , Amy. Wait! The light is y 3 . We must w 4 .
Amy: Look! The light is green now. Let's go.
Sam: All r 5 .
女性,25岁,低热、干咳3个月,体检发现有颈部数个肿大淋巴结,黄豆大小,粘连成串,不易推动,胸片示右上纵隔气管旁淋巴结肿大,双肺门淋巴结可疑增大()
A.结核菌素试验
B.冷凝集试验
C.支气管激发试验
D.Kveim试验
E.Valsalva试验