【单选题】Which of the following is true of dummy variables?
A.
A dummy variable always takes a value less than 1.
B.
A dummy variable always takes a value higher than 1.
C.
A dummy variable takes a value of 0 or 1.
D.
A dummy variable takes a value of 1 or 10.
【判断题】假定两商品的交叉弹性是-1.8,那么这两种商品是互补品
【单选题】下列关于过错责任与无过错责任的说法错误的是( )。
B.
无过错责任中加害人无需就过错与否承担举证责任
D.
适用过错推定责任,需要由受害人对加害人的过错承担举证责任
【单选题】If you were being assisted by an icebreaker and he sent you the single letter Q,he would be telling you().
A.
that he has his engines in reverse
B.
that he is shortening the distance between vessels
C.
to shorten the distance between vessels
D.
that his vessel is healthy
【单选题】当需要用磁控常闭开关去警戒多个门、窗时,干簧管的连接方式应为()
【单选题】目前为止以下什么金融业务可以在互联网中进行?
【简答题】Being no dummy, he quickly accepted. Not many guys shoot a cop and pocket $ 6,000 for their efforts.
【单选题】_______ , he didn’t attend the meeting.