☆÷○=8……5,○最小是[ ]
A.4
B.5
C.6
D.7
答案:C
证券交易程序,就是投资者在二级市场上买进或卖出已上市证券所应遵循的规定过程。()
Generally speaking, in the United States ____ 15-percent tip is normal for ____ most restaurants.
A.a; /
B.an; the
C./; a
D./; the