What does 'work out' (in paragraph 4) probably mean? A.work outside the house B.help have a clear explanation C.solve the problem D.train their ability
A.work B.help C.solve D.train
【参考答案】
B 解析：猜测题。A项字面理解，显然是错误的，结合上下文，the relationship只能和B搭配，指“黑人......