用下列四台显微镜观察洋葱表皮细胞时，视眼中细胞数目最多的是（ ） A．目镜15×

The Rational Unified Process (RUP) is a software engineering process, which captures many of best practices in modern software development. The notions of (21) and scenarios have been proven to be an excellent way to capture function requirements. RUP can be described in two dimensions - time and content. In the time dimension, the software lifecycle is broken into cycles. Each cycle is divided into four consecutive (22) which is concluded with a well-defined (23) and can be further broken down into (24) - a complete development loop resulting in a release of an executable product, a subset of the final product under development, which grows incrementally to become the final system. The content structure refers to the disciplines, which group (25) logically by nature.

22（）

A.orientations

B.views

C.aspects

D.phases

将下列物质按照一定的要求从大到小（或由高到低）排列（填序号）。

(1)相对分子质量：①二氧化碳、②氨气、③氮气。__________________________________

(2)硫元素的化合价：①Na₂SO₃、②FeSO₄、③H₂S。__________________________________

(3)溶解性：①BaSO₄、②Ca(OH)₂、③Mg(NO₃)₂。____________________________________

已婚女性，47岁，孕3产1。因月经紊乱伴经量增多6月于2010年7月20日就诊。既往月经4~5天/28～32天，现月经7～10天/15~45天，LMP2010-7-18，量多有血凝块。查轻度贫血貌，全身皮肤黏膜无出血点和淤斑。子宫略增大，双附件未扪及异常。

首选下列哪种检查（）

A.子宫附件B超

B.诊断性刮宫术

C.分段诊断性刮宫术

D.尿妊娠试验

E.性激素检查

F.盆腔CT检查

当采用应付税款法对所得税进行核算时，以下表述正确的有( )。

A．按应纳税所得额计算应交所得税

B．按会计利润计算所得税费用

C．当期确认的所得税费用即为当期计算的应交所得税

D．按会计利润计算应交所得税

被里格斯选择为衍射社会概念的代表的国家是( )

A．美国
B．英国
C．德国
D．荷兰