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【单选题】
关于食物的消化吸收,下列描述错误的是:A.
淀粉消化的产物为葡萄糖
B.
矿物质直接被吸收
C.
蛋白质的主要产物是氨基酸
D.
水的吸收主要为简单扩散
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举一反三
【单选题】1 Many companies, such as IBM, have turned to multiple sales channels to sell their products and services. Companies that use multiple sales channels find that this choice has which of the following e...
A.
Using multiple channels causes confusion, both for the customer and the sales force.
B.
Using multiple channels causes harmony, as all the channels use the same salespeople.
C.
Using multiple channels causes synergy, although it takes planning to make sure the channels compliment each other instead of competing.
D.
Using multiple channels causes hostility, because the different channels bring commissions down for salespeople.
E.
Using multiple channels causes efficiency, as all the channels are managed by the same person.
【单选题】中学生小红通过物理实验发现,钟表的摆动幅度不取决于钟摆的材料或重量,而是取决于钟摆的长度。根据根据皮亚杰的认知发展阶段理论,小红的认知发展水平已达到( )
A.
感知运动阶段
B.
前运算阶段
C.
具体运算阶段
D.
形式运算阶段
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