以下哪些属于性功能障碍（）
A.早泄
B.阴冷
C.同性恋
D.性乐高潮障碍
E.阳痿
参考答案：A, B, D, E
某企业资产负债表显示：货币资金20万，应收账款15万，存货10万，固定资产25万，总资产70万，流动负债15万，则该企业的流动比率为( )。
A．1.33
B．3
C．2.33
D．4.67
.Many parents think it will be of great use for their children to ______ from home and earn their own living.
A．run away
B．take away
C．keep away
D．get away
