()是拥有的实时性、成本低、效率高等优势,成为网民们最喜爱的网络沟通方式之一。
A.IM类病毒
B.AV终结者
C.蠕虫病毒
D.宏病毒
参考答案:A
某定值电阻两端的电压是9V时,通过它的电流是0.3A;如果将它接到电压是3V的电路上,则它的电阻和通过它的电流分别为( )
A.30Ω,0.3A
B.30Ω,0.1A
C.10Ω,0.3A
D.10Ω,0.1A
— We should adopt________methods to deal withsome incidents.You know, anything could
occurin that situation.
— I got it.Thank you for reminding me.[ ]
A. flexible
B. typical
C. positive
D. concrete