The sentence 'In Kids Country we do not permit middle-aged' underlined in Paragraph 2 means that middle-aged ______ . A.are not permitted to live in America B.are not welcome in America C.become old too quickly D.have already been overtaken by children
A.A.are B.are C.become D.have
【参考答案】
B 解析：语义题型见第二段第三至第六句：Our civilization is child-centered，c......