著名教育家马卡连柯提出的班级管理理论是民主管理。( )-我要搜题网

[单项选择]有a、b、c、d四人在晚上都要从桥的左边到右边。此桥一次最多只能走两人，而且只有一支手电简，过桥时一定要用手电筒。四人过桥最快所需时间如下：a需2分，b需3分，c需 8分，d需10分。走的快的人要等走的慢的人，请问让所有的人都过桥最短要( )分。
A. 22
B. 21
C. 20
D. 19

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[多选题]多选题:发生道床伤亡事故,可能造成的影响是( )。
A.人员车站滞留或围观
B.人员车站索赔
C. 区间清客疏散
D.车站清客疏散

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[判断题]申请药品注册,应当提供真实.充分.可靠的数据.资料和样品,证明药品的安全性.有效性和质量可控性。 ( )
A.正确
B.错误

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[填空题]大多数哺乳动物的成熟红细胞呈两面凹陷的（），无（）和（）。

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[单选题]万古霉素不具有下列哪种特点
A.口服易吸收
B.抗菌机制为阻碍细菌细胞壁合成
C.对革兰阳性细菌有强大杀菌作用
D.口服给药用于治疗假膜性肠炎
E.较大剂量,可引起听力损害

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[单选题]区域综合防突措施和局部综合防突措施由( )制定。
A.安检部门
B.生产技术部门
C.一通三防主管部门
D.防治突出的专门机构

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[单项选择]

Many a young person tells me he wants to be a writer. I always encourage such people, but also explain that there’s a big difference between "being a writer" and writing. In most cases these individuals are dreaming of wealth and fame, not the long hours alone at a typewriter. "You’ve got to want to write," I say to them, "not want to be a writer." The reality is that writing is a lonely, private and poor paying affair. For every writer kissed by fortune there are thousands more whose longing is never rewarded. When I left a 20-year career in the U. S. Coast Guard to become a freelance writer, 1 had no prospects at all. What I did have was a friend who found me my room in a New York apartment building. It didn’t even matter that it was cold and had no bathroom. I immediately bought a used manual typewriter and felt like a genuine writer. After a year or so, however, I still hadn’t gotten a break and began to doubt myself. It w
A. He wasn’t able to produce a single book.
B. He hadn’t seen a change for little barter.
C. He wasn’t able to have a rest for a whole year.
D. He found his dream would never come tru

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[单项选择]

Andy Wasnick loved the idea. Mary Arthur (21) it. Kurt Mendez didn’t think it was any big deal. Mr. El thought it was a brilliant idea. After all, it was (22) idea.
"It’s only fair," Mr. El explained to his new fourth graders as they stood in line waiting for the lunch bell to ring, "that we turn things around. Every year you guys line up in alphabetical (23) Alphabetical order to go to lunch, to go to gym, to go home, and so on. This (24) we’re using reverse alphabetical order."
Mindy Vale put her hand down as Mr. El pointed to her. "I’ve always had to stand at the (25) of the line, ever since (26) ! Now I’m near the front. Thank you, thank you!"
The teacher smiled. Then he called on Christopher Cash, a serious and thoughtful young man. "Mr. El, I think you should reconsider this policy: This is very drastic and (27) . This could confuse our f
A. move
B. worry
C. scream
D. speak