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答案:C 2.《中华人民共和国禁毒法》第四条规定:禁毒工作实行( )为主,综合治理,禁种、禁制、禁贩、禁吸并举的方针。 A.预防 B.打击 C.救治 D.惩罚 答案:A 3.《中华人民共和国禁毒法》规定,教育行政部门、( )应当将禁毒知识纳入教育、...
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1. classes 2. boxes 3. teaches 4. washes 5. goes 6. does 7. watches 该题考查英语单词的复数形式。以s、x、ch、sh结尾的单词,在词尾加“es”构成复数形式。因此,class变为classes,box变为boxes,teach变为teaches,wash变为washes,watch变为watches。以o结尾的单词,go变为goes,do变为does。最终答案...
进入答题系统后,点击“开始答题”按钮,系统将自动抽取2024年全国青少年禁毒知识竞赛题库题目生成10道题,每题10分、满分100分,限时3分钟答完。 答完后,系统即时报出答题对错情况、正确答案及最终得分。答题者在按动“开始答题”之前的所...
By employing Pd(OAc)2, Cs2CO3, or NaOH, and the new ligand (t-Bu)2PNP(i-BuNCH2CH2)3N (3a), an electronically diverse array of aryl bromides and chlorides possessing base-sensitive substituents (nitro, ester, and keto) provide coupling products with bulky aryl amines in good to excellent...
An experiment was conducted in order to compare the production of methane (CH4) and carbon dioxide (CO2) from anaerobic decomposition of Salvinia auriculata. The incubations were prepared and maintained (138 d) at 4 different temperatures (15.3, 20.8, 25.7 and 30.3 °C), and the daily rates...
Work, Employment & Society, 12(4), 735–741. Google Scholar Blau, P., & Duncan, O. D. (1967). The American Occupational Structure. New York: Wiley. Google Scholar Bogard, W. (1987). Sociology in the Absence of the Social: The Significance of Baudrillard for Contemporary Thought. ...
Assembly: Microsoft.VisualStudio.RpcContracts.dll Package: Microsoft.VisualStudio.RpcContracts v17.12.12 Enumerates the services available in Visual Studio 2022 Update 2.C# Copia [System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)] public class VisualStudioServices.VS...
摘要: In many cost-sensitive environments class probability estimates are used by decisionmakers to evaluate the expected utility from a set of alternatives. Supervis 关键词: active learning cost-sensitive learning class probability estimation ranking supervised learning decision trees uncertainty sampling se...