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【单选题】
俄罗斯教育心理学的奠基人是()。
A.
乌申斯基
B.
彼得洛夫斯基
C.
卡普捷列夫
D.
巴布洛夫
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【简答题】Listen carefully and choose the sentence which is the closest in meaning to the sentence you heard. Each sentence will be given twice. (     ) 1. A. This is my home.        B. This is my picture.     ...
【单选题】下列叙述中不正确的是()
A.
对于一级反应,其半衰期与反应物的起始浓度无关
B.
对于二级反应,其半衰期与反应物的起始浓度有关
C.
反应级数和反应分子数可以整数、分数和零
D.
当不知道反应机理时,任何复杂反应的速率方程只能通过实验得出
【简答题】已知某正弦交流电压的周期为10ms,有效值220V,在t=0时,正处在由正值过渡为负值的零值,则其表达式可写作。
【单选题】已知某正弦交流电压的周期为10ms,有效值220V,在t=0时,正处在由正值过渡为负值的零值,则其表达式可写作:
A.
u=380sin(100t+180°)(V)
B.
u=-31lsin200πt(V)
C.
u=220sin(628t+180°)(V)
D.
u=220sin(100t+180°)(V)
【单选题】Choose the complete sentence.( )
A.
Then I attended Morris Junior High. A junior high that was a bad experience.
B.
The scene was filled with beauty. Such as the sun sending its brilliant rays to the earth and the leaves of various shades of red, yellow, and brown moving slowly in the wind.
C.
He talked for fifty minutes without taking his eyes off his notes. Like other teachers in that department, he did not encourage students' questions.
D.
Within each group, a wide range of features to choose from. It was difficult to distinguish between them.
【多选题】下列哪些指标是反映仓库生产成果数量的主要指标()。
A.
吞吐量
B.
库存量
C.
存货周转率
D.
收发差错率
【多选题】某公路建设项目,工程全线均采用交通部颁布的《公路工程技术标准》(JTGB01-2003)二级公路设计标准设计,设计行车速度60km/h,路基标准宽度10m,其中行车道宽9m,土路肩2×0.5m,设计洪水频率为50年一遇;路面采用沥青混凝土路面。 全线共设小桥4座,中桥13座,大桥2座;隧道3座;涵洞104道;平交叉52处;改河4处;改渠7处。 本工程全线总长度为20.396km,总投资约210...
A.
生态环境影响评价:以工程对农田、植被的影响及公路切割阻断对区域生态功能与过程的影响为重点
B.
水土保持方案:以施工期取土场、弃土场、高填深挖路段带来的水土流失为重点
C.
水环境影响评价:以桥梁及隧道施工过程的水环境影响为重点
D.
声环境影响评价:以营运期交通噪声对沿线噪声敏感点的影响为重点
【单选题】Choose the sentence type for the following sentence: While the music played, Niel sneaked in through the side door.
A.
Simple sentence
B.
Compound sentence
C.
Complex sentence
【多选题】Read the following sentence and choose the true statements about it.
A.
The sentence starts with an adverbial clause, and there are two attributive clauses.
B.
The sentence is a complex sentence.
C.
The ideas in the sentence are connected.
D.
The sentence are short and choppy.
【简答题】下列选项中说法正确的是( )。
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