哪项不属于皮亚杰的发展心理学理论（） A.人类的认识不管多么高深、复杂，都可以追溯到

是反映骨吸收的指标，较HOP更灵敏。老年性骨质疏松症可能升高的项目为（）。

A.骨钙素（BGP）

B.尿羟脯氨酸（HOP）

C.尿羟赖氨酸糖苷（HOLG）

D.碱性磷酸酶同工酶（AKP）

E.血清Ⅰ型前胶原羧基端前肽（PICP）

Everybody knows vegetables and fruit are g       for people．Many people eat some fruit each day．Mr and Mrs Smith like e        fruit very much and every day Mrs Smith goes to buy some fruit in the shop near her home. She can buy all k         of fruits there，such as apples，pears, oranges and bananas．In different time of the year the p        of each kind of fruit is not the same，s        high，sometimes low. Mrs Smith usually t      to buy cheap fruit．And b        are Mr Smith’s favourite fruit．Mrs Smith buys bananas for him every week．But she always chooses the cheap ones.“Eating fruit can help to keep f     ，" said Mr Smith．“It’s quite d          from snacks．Both of them can give us energy．But snacks l        cakes, chocolates and sweets are not good for our health at all," 

事实表明，在政府干预较弱或其他特殊的环境下，行业的竞争压力必然会促使形成由（）家公司主导整个市场的局面。

A、5

B、4

C、3

D、2

课程目标的依据有三个方面：对学生的研究、对社会的研究；对学科的研究。