肺结核的全身中毒症状有:()
A.午后低热
B.食欲减退,体重减轻
C.胸痛
D.妇女可有月经失调或闭经
E.盗汗
参考答案:A, B, D, E
If you are famous, people will watch you _____ and follow you everywhere. [ ]
A. all the time
B. by the time
C. on time
D. at times
CSU自然伽玛能谱仪符号是(),采用()门窗计数。