At the ancient Olympic Games any competitor had to be ______.A.slavesB.maleC.femaleD.pris

外语类 公共英语 已帮助 人

At the ancient Olympic Games, any competitor had to be ______.

A.slaves

B.male

C.female

D.prisoners

热搜:a是b的充分条件,b是a的必要条件吗