题目内容:
Blues was said to be created in the late 19thcentury by () that were forced to work in cotton fields.
A.black slaves
B.whites
C.Asians
D.Japanese
参考答案:【答案仅供学习,请勿对照自行用药等】
Blues was said to be created in the late 19thcentury by () that were forced to work in cotton fields.
A.black slaves
B.whites
C.Asians
D.Japanese