【单选题】(4)崩落围岩处理采空区崩落岩层厚度应【 】
【单选题】在锐捷交换机上,Trunk端口叙述正确的是
C.
该接口一般不仅可以连接交换机,还主要用来连接主机
【单选题】The author implies tha5t which of the following will occur if textbooks are not carefully reviewed?
A.
Children will remain ignorant of the European settlers’ conquest of the New World.
B.
Children will lose their ability to recognize biases in textbooks.
C.
Children will form. negative stereotypes of Native Americans.
D.
Children will develop an understanding of ethnocentrism.
E.
Children will stop taking textbooks seriously.
【单选题】请指出下列哪一个方程式是符合双室模型血管外给药
【单选题】与平均年限法相比,采用年数总和法对固定资产计提折旧将使()。
A.
计提折旧的后期,企业利润减少,固定资产净值减少
B.
计提折旧的初期,企业利润减少,固定资产原值减少
C.
计提折旧的后期,企业利润减少,固定资产净值减少
D.
计提折旧的初期,企业利润减少,固定资产净值减少
【单选题】若集合A={x|-1≤2x+1≤3}, B={x| x-2 x ≤0} ,则A∩B=( )
【单选题】若集A={x|-1≤2x+1≤3},B={x| ≤0},则A∪B=( )