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【单选题】
板书和投影设计的原则不包括A.
简明扼要，突出重点。必须概括地写出教学内容，提纲挈领，重点突出，以简练的文字表达丰富的内容.
B.
事前计划，合理布局。板书和投影要有计划，要事先设计好布局.
C.
形式单一，集中思考。遵循学习者认知规律和学习心理.
D.
书写规范，示范性强。板书和投影字体要端正，笔顺要正确，数学符号、公式书写要规范，画图要准确。
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举一反三
【单选题】The author discusses Prometheus and Coyote in paragraph 2 in order to
A.
illustrate two different views of the trickster-hero
B.
explain how humans received the gift of fire
C.
argue that the trickster is an intellectual hero
D.
encourage readers to study world mythology
【单选题】Paragraph 3There is a common belief that while the dog is man’s best friend, the coyote is his worst enemy. The bad reputation of the coyote traces back to his fondness for small animals; he hunts at ...
A.
The coyote is feared because of his fondness for small animals.
B.
Under certain conditions the coyote is helpful to man.
C.
Modern ranchers would no sooner shoot coyotes than they would shoot dogs.
D.
The coyote usually prefers rabbits and other rodents to sheep and poultry.
【简答题】The coyote(丛林狼)that clever animal of wide-open spaces,has come to the nation’s captial.In fact ,coyotes have spread to every corner of the United States,changing their behaviors to fit new environment...
【判断题】Hunters shot the larger animals like the bighorn sheep and the grizzly bear. And they didn't let pass smaller animals like the prairie dog and the coyote.
A.
正确
B.
错误
【判断题】SKY ONES 型FDM 3D打印机的调平方法及调平标准为先调节平台正前方螺母-平台左后方螺母-平台右后方螺母-最后同时调节三颗螺母看整体效果,若不平应重复上述步骤,喷嘴距离平台0.1mm即一张纸的距离为合适。
A.
正确
B.
错误
【简答题】设函数sum是由函数模板实现的,并且sum(3,6)和sum(4.6,8)都是正确的函数调用,则函
【单选题】男性，34岁。头痛、头昏3个月，左耳鸣、耳聋1个月。查体：眼底视乳头水肿，左听力下降，神经性耳聋，左侧面部浅感觉正常，角膜反射迟钝，无面瘫，四肢肌力、肌张力正常，腱反射对称，未引出病理征。左侧上下肢共济失调，Romberg征（+），往左侧倾倒。行CT检查，以下哪项符合本病诊断（）。
A.
界限清，第四脑室受压；增强可见明显强化，强化区内混有低密度
B.
半圆形高密度病灶，均一强化肿块，边缘光滑锐利
C.
界限清，低密度病灶，无强化
D.
累及中、后颅窝，呈哑铃状，岩骨尖受压变短，鞍旁骨质破坏
E.
混杂密度，无强化
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