强调夫妻关系的美国家庭特点，以下说法不正确的是（）。
A.弱化亲子关系
B.下一代中心取向
C.青少年崇拜
D.对独立的强调来源于连续性属性
参考答案：D
23. The class is unusual_______ the students are all over fifty and none of them attended the middle school when they were young.
A．in how
B．in what
C．in which
D．in that
力是越大打击效果：（）.
A.越好
B.越慢
C.越快
D.不一定好
