Anhui University Semester 1, 2004-2005 Final Examination (Paper A) Model Answer and Referee Criterion for Numerical Analysis

8.1.1(单项选择题)空间直角坐标系中的点A(,-2,3)位于第()卦限 A.二 B.四 C.六D.八 (难度:A;水平:b) 8.1.2(单项选择题)向量a=5i+2j-3k的模为(). A.6 B.4 C.38D.√38 (难度:B;水平a)

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1 Acronyms and Acrostics: (for information involving key words) An acronym is an invented combination of letters. Each letter is a cue to an idea you need to remember. Example: BRASS is an acronym for how to shoot a rifle--Breath, Relax, Aim, Sight, Squeeze

人教新目标Go For It!（2012）初中英语七年级下册Unit 1 Can you play the guitar$%Section A习题(3)

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第一章 判断题 对:1、3、4、9、11、13、15、16 二、单选题 l、B 2、A 4、C 5、A