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【单选题】
营养素是指食物中含有的可给人体提供能量、构成机体成分和组织修复、维持生理调节功能的化学成分，不属于营养素的是（）A.
有机盐
B.
蛋白质
C.
矿物质
D.
脂肪
E.
碳水化合物
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【简答题】现行汇率法采用单一汇率对资产、负债项目进行折算,相当于各项目乘上一个常数，因而计算简便。()
【简答题】Once there was a parrot on sale in a pet store. It was a beautiful red and blue bird. It sat on a perch in the middle of the store, so that everyone could see it when they came in. The owner was very ...
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【单选题】下列各项中,不属于手机银行优势的是( )。
A.
用手机银行办理业务不排队
B.
用手机银行进行交易即时性强，全天候服务，以短信操控账户
C.
手机银行全程加密，私密性更强，安全性更高
D.
通过手机银行办理业务，可以得到更高的收益
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