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【单选题】
可以被学生直接观察到的 “ 教师道德 ” 是( )。A.
教师的学问
B.
教师的智商
C.
教师的举止
D.
教师的思想
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【单选题】下列关于几类生物的特点的叙述，正确的是（）
A.
细菌和蓝藻在结构上有其统一性，具体体现在它们都有细胞壁、细胞膜、核糖体及DNA等
B.
硝化细菌与变形虫结构上的根本区别是：前者有细胞壁，属自养型；后者无细胞壁，属异养型。这也体现了细胞的多样性
C.
颤藻与发菜的共同点是都能进行光合作用，但颤藻含光合色素，而发菜细胞中含叶绿体
D.
一个动物体的不同细胞的形态和功能有其多样性，本质上是由于不同细胞的遗传物质是不同的
【简答题】'When I look back on my childhood I wonder how I survived at all. It was, of course, a miserable childhood. The happy childhood is hardly worth your while. 'Worse than the ordinary miserable childhood...
【简答题】One day, I happened to talk to a stranger (陌生人) on the bus. When he found out that I was from Chicago, he told me that one of his good friends lived there and he wondered if I happened to know him. At...
【简答题】'When I look back on my childhood I wonder how I survived at all． It was, of course, a miserable childhood． The happy childhood is hardly worth your while． 'Worse than the ordinary miserable childhood...
【简答题】常见细胞壁的特化类型有哪几种?说明其特点及在植物体中存在的位置。
【简答题】任何公民，非经（ ）并由公安机关执行，不受逮捕。
【简答题】阅读理解 One day, I happened to talk to a stranger on the bus. When he found out that I was from Chicago, he told me that one of his good friends lived there and he wondered if I happened to know him. At ...
【简答题】细胞壁的特化类型及其特点?
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