【单选题】已知(1- x 3 ) 2013 =a 0 +a 1 x+…+a 2013 x 2013 ,则3a 1 +3 2 a 2 +…+3 2013 a 2013 =( )
【单选题】代理服务作为防火墙技术主要在OSI的哪一层实现()。
【单选题】A stillborn baby was delivered in the birthing suite a few hours ago. After the delivery, the family remained together, holding and touching the baby. Which statement by the nurse would assist the fam...
A.
"What can I do for you? "
B.
"Now you have an angel in heaven."
C.
"Don't worry, there is nothing you could have done to prevent this from happening."
D.
"We will see to it that you have an early discharge so that you don't have to be reminded of this experience."
【单选题】代理服务作为防火墙技术主要在OSI的哪一层实现()
【单选题】如果a的倒数是-1,那么a 2013 等于( )
【单选题】(2013·陕西,23)—Shall we go for a drink at one o'clock this afternoon? —________.Will two o'clock be OK?
D.
Sorry,I'm not available today
【单选题】计算: (- 5 13 ) 2013 ×(-2 3 5 ) 2013 =( )
【单选题】土壤的 Eh 范围在 土壤氧化还原状况处于中度还原状态。