皮皮学，免费搜题
登录
搜题
【判断题】
As long as two people have different opportunity costs, each can gain from trade with the other, since trade allows each person to obtain a good at a price lower than his or her opportunity cost.A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】请在下列选项中选出适合的单词或短语填空,将单词或短语前的序号填入空中(注意,不要填单词,只需要填1,2,3,4即可。) The principal is ______ disappointed with ______ of the children. From what she has gathered, some of the teaching staff ______ their pupil...
【简答题】What is move-a rule?
【单选题】An administrator needs to maintain 1TB of storage space for a server. A performance critical application will use this storage space for a database. The database will be replicated between multiple se...
A.
RAID 6 with six 250GB hard drives
B.
RAID 5 with five 250GB hard drives
C.
RAID 0 with four 250GB hard drives
D.
RAID 10 with eight 250GB hard drives
【单选题】甲、乙两辆汽车在水平路面上做直线运动 , 速度随时间的变化图象如图所示 , 在水平方向上受到平衡力作用的是 ( )
A.
甲车
B.
乙车
C.
两车都是
D.
两车都不是
【简答题】如图所示,图 (a) 是甲汽车在水平路面上转弯行驶,图 (b) 是乙汽车在倾斜路面上转弯行驶.关于两辆汽车的受力情况,以下说法正确的是 A .两车都受到路面竖直向上的支持力作用 B .两车都一定受平行路面指向弯道内侧的摩擦力 C .甲车可能不受平行路面指向弯道内侧的摩擦力 D .乙车可能受平行路面指向弯道外侧的摩擦力
【单选题】Consider the single-index model. The alpha of a stock is 0%. The return on the market index is 10%. The risk-free rate of return is 5%. The stock earns a return that exceeds the risk-free rate by 5%, ...
A.
0.67.
B.
0.75.
C.
1.0.
D.
1.33.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
