单选题学校应当建立校内安全工作领导机构，实行______负责制；应当设立保卫机构，配备专员或者兼职安全保卫人员，明确其安全保卫职责。

单选题教学活动的本质是( 　)

单选题【2015．广西】基础教育课程改革纲要(试行)》提出，普通高中以( )。

单选题【2010江西真题】假如学生在学习正方形、长方形、三角形过程中已掌握轴对称图形概念。后来在学习圆的时候，告诉学生“圆也是轴对称图形”，学生立即能发现圆具有轴对称图形的一切特征，这种学习属于( )。

单选题新课标要求美术要突破( )那种与素质教育相违背的观念。

单选题某小组为研究电化学原理，设计如图装置。下列叙述不正确的是______。A．a和b不连接时，铁片上会有金属铜析出B．a和b用导线连接时，铜片上发生的反应为：C．无论a和b是否连接，铁片均会溶解，溶液从蓝色逐渐变成浅绿色D．a和b分别连接直流电源正、负极，电压足够大时，Cu2+向铜电极移动

单选题“榜样学习”的教育效应最适宜的心理学解释理论是______。

单选题People often fall ill because of me. (31) , they can hardly blame me; it is largely their own (32) . A tired person may get (33) , especially when he goes to crowded places with polluted air. A sudden change in (34) is another factor. In hot summer, people turn on the air-conditioner upon returning home. They will catch a cold easily. My latest victim is an energetic student. After school, he played football hard for two hours. Though (35) , he still went to the cinema. Then he got back home and took a cold shower immediately. I seized this golden chance to (36) him. He reacted,trying to (37) me, but I was already (38) deep in his throat. He kept sneezing and his nose was running. (39) he put on some warm clothes, it didn't work, for there were too many of us. Besides, his sore throat kept (40) him, and he developed a cough to force me and my family out, but (41) The next day he couldn't go to (42) . He had lost his appetite and was not as 43 as before. His mother made him orange juice every few hours for more vitamin C, which would help his (44) For two days he was (45) by his mother. As he rested more, his defense strengthened and I began to feel the (46) . I knew I had to (47) him before long. But I am not the one who gives up easily, and I made every effort to fight back. (48) , it was my turn to feel (49) now, for his defense system was starting an all-out attack against me. I became (50) and finally my time was over.

单选题为了让幼儿认识兔子，教师带来一只兔子让幼儿观察，这采用的是（ ）。

单选题He is so fat that the chair is not large enough for him to ______.

单选题人耳对振动频率的听觉范围是______

单选题下列关于文学常识及课文内容的表述，有错误的一项是( )。A．《陈涉世家》《曹刿论战》《邹忌讽齐王纳谏》分别选自司马迁所著编年体史书《史记》、左丘明所著纪传体通史《左传》和刘向所著国别体史书《战国策》B．《江城子·密州出猎》是苏轼的词，其中“江城子”是词牌名，“密州出猎”是题目；《山坡羊·潼关怀古》则是张养浩的曲，“山坡羊”是曲牌名，“潼关怀古”是题目C．夏洛克、奥楚蔑洛夫分别是英国莎士比亚戏剧《威尼斯商人》、俄国契诃夫小说《变色龙》中的人物。夏洛克是世界文学作品中著名的吝啬鬼，奥楚蔑洛夫则是“见风使舵、媚上欺下”的典型代表D．《格列佛游记》以丰富的讽刺手法和虚构幻想的离奇情节深刻剖析了当时的英国现实，《钢铁是怎样炼成的》歌颂了“顽强、执著、刻苦、奉献、勇敢、奋进”的“保尔精神”

单选题师德的灵魂是______。 A.关爱学生 B.经常反思 C.提高教学水平 D.帮助学生提高成绩

单选题关于经济全球化与区域集团化之间的关系表述正确的是______

单选题图示某二倍体生物不同时期的正常细胞分裂图。下列相关说法错误的是______。

单选题《兰亭序》的作者王羲之是哪个时期的书法家______

单选题______享有“百戏之祖”“百戏之乳”的美誉。

单选题2011年11月26日北约驻阿富汗部队袭击巴基斯坦军事检查站，中国外交部28日表示，中方表示强烈关切，对巴基斯坦遇难人员表示沉痛哀悼。中方认为，巴基斯坦的独立、主权和领土完整应得到切实尊重。上述材料表明______。 ①国家主权和领土完整不容分割 ②维护国家利益是主权国家对外活动的目的 ③维护主权独立是我国外交政策的宗旨 ④主权是一个国家的生命和灵魂

单选题Which of the following is probably the best title of the passage?

单选题中国美术史上被称为“画圣”的是______