【单选题】下列关于无机盐的叙述,错误的是()
A.
缺铁性贫血是因为体内缺少铁元素,血红蛋白不能合成
B.
哺乳动物血液中必须含一点量的钙离子,缺钙,会出现抽搐等症状
C.
细胞中的无机盐大多数以化合物形式存在,如CaCO 3 构成骨骼、牙齿
D.
碘是合成甲状腺激素的原料,所以常在食盐中加碘
【单选题】下列对无机盐的相关叙述,正确的是 ( )
A.
.豆芽是大豆浸水萌发的产物,根据这一现象说明豆芽的生长不需要无机盐
B.
.哺乳动物血液中钙离子含量超标时,会经常出现抽搐现象
C.
.硼元素能促进花粉的萌发和花粉管的伸长,故甘蔗地缺硼会严重影响其产量
D.
.细胞中的无机盐有两种存在形式,绝大多数以离子形式存在,部分以化合态存在
【单选题】科学饮食是健康的保证,下列说法不正确的是
C.
锌、硒等元素是人体必需的微量元素,应大量服用含有这些元素的营养补剂
D.
骨头汤中含有钙元素,青少年应经常食用以防患佝偻病
【单选题】A company leases a computer with legal title of the asset passing after two years. The company usually depreciates computers over three years. The company also leases a machine for seven years but leg...
A.
Computers: 2 years Machine: 7 years
B.
Computers: 2 years Machine: 10 years
C.
Computers: 3 years Machine: 7 years
D.
Computers: 3 years Machine: 10 years
【简答题】《灵枢·本神》:“脾藏营,营舍(),脾气虚则四支不用,()。”
【单选题】在Dreamweaver网页设计中,关于框架的说法正确的是:()
A.
框架将浏览窗口划分为若干区域,分别显示一个网页的不同部分。
B.
单击名字为“Insert Left Frame”的图标,可以将一个框架拆分为上下两部分。
C.
通过按下鼠标左键进行拖动,可以直接改变框架高度。
【单选题】Which one of the following is a criticism of the distinction between operating leases and finance leases in IAS 17 Leases?
A.
Commitments arising under non-cancellable operating leases must be disclosed.
B.
The obligations of the lessee are not recognized unless substantially all of the risks and rewards of ownership are transferred.
C.
It results in a lack of comparability because operating leases, but not finance leases, are recognized in the statement of financial position.
D.
The principles-based approach provides greater opportunity than a rules-based approach to structure leases so as to avoid recognition of lease assets and liabilities.
【单选题】Which one of the following statements is correct in relation to the approach adopted by IAS 17 Leases to classifying leases as either finance or operating leases?
A.
This approach is dependent on only qualitative criteri
B.
This approach copes well with the wide variety of lease arrangements.
C.
C This approach ensures that present obligations are recognized as liabilities.
D.
D This approach can result in leases with similar economic characteristics being treated differently.
【单选题】在DreamWeaver CS3网页设计中,关于目录结构说法错误的是( )
【单选题】下列有关细胞中的元素和无机化合物的叙述,正确的是( )
A.
细胞中常见的化学元素有20多种,根据作用的大小分为大量元素和微量元素
B.
组成人体细胞的主要元素(占细胞鲜重的质量百分比)中,因H 2 O的含量多,故O的含量最多,H次之
C.
生物体在不同的生长发育期,含水量也不同,如同种植物萌发种子的含水量比休眠种子高
D.
许多种无机盐对于维持细胞和生物体的生命活动有重要作用,如哺乳动物的血钙太低,会出现肌无力症状