商业用房租金的形式一般有( )A．固定租金 B．百分率租金 C．固定租金或百分率租

正常体型，失眠嗜睡少见，睡眠时经常醒觉，轻度、间歇性打鼾，多有抑郁轻微性功能障碍（）

A.原发性鼾症

B.上气道阻力综合征

C.发作性睡病

D.阻塞性睡眠呼吸暂停综合征

E.混合性睡眠呼吸暂停综合征

“忆昔开元全盛日，小邑犹藏万家室”中的“开元”指的是（    ）

A．唐太宗统治前期

B．唐太宗统治后期

C．唐玄宗统治前期

D．唐玄宗统治后期

Which of the following statements regarding the disclosure of deferred taxes in a company’ s balance sheet is most accurate（）

A. There should be a combined disclosure of all deferred tax assets and liablities.  

B. With respect to deferred tax assets, current or noncurrent classification is based on the classification of the underlying liability.  

C. Current deferred tax liability, current deferred tax asset, noncurrent deferred tax liability and noncurrent deferred tax asset are each disclosed separately.

基因工程诞生的理论基础和技术支持是什么

黄山著名的三大瀑布是（）。

A.九龙瀑

B.百丈瀑

C.大龙湫

D.三叠泉

E.人字瀑