卢家梅等指出，中学生心理健康问题具有_________ 、多元性与单一性、无知性与盲目性等特点。
参考答案：隐匿性与突发性
关于前置胎盘出现 * * 流血的叙述，哪项是不恰当的
A． * * 流血量与贫血程度成正比
B．发生在孕28～42周
C．妊娠30周出现多为中央性前置胎盘
D．妊娠40周临产时出现多为边缘性前置胎盘
E．常伴有下腹部阵发性疼痛
With respect to tangible fixed assets, SFAS 143 requires that the capitalized value of an asset:（）
A. be recorded on the balance sheet based on the market value at the time of acquisition less the cost associated with any ARO (asset retirement obligation).
B. should include the future value of any ARO which is also recorded as a liability at the time of acquisition.
C. should include the present value of any ARO which is also recorded as a liability at the time of acquisition.
