紫癜实证治疗原则是()
A.益气摄血,滋阴降火
B.疏风清热,活血化瘀
C.清热凉血
D.清热解毒
E.健脾益气
参考答案:C
-Excuse me , Madam. Can I take photos here?
-________. Look at the sign, it says “No photos”.
A.Of course you can’t.
B.That’s right
C.Sorry, I’m not sure
D.Sorry, I’m afraid not.
A.用交流电压表测该电源电压时,示数是6V
B.用交流电压表测该电源电压时,示数是6V
C.用此电源给电磁打点计时器供电时,打点的时间间隔为0.01s
D.把标有“6V 3W”的小灯泡接在该电源上时,小灯泡将被烧毁