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填空题专项练习(8)1.集合中的最小整数为 .2i是虚数单位复数= .3某地区有小学150所中学75所大学25所. 现采用分层抽样的方法从这些学校中抽取30所学校对学生进行视力调查应从小学中抽取_________所学校中学中抽取________所学校.4.设变量xy满足约束条件则目标函数z=3x-2y的最小值为 .5.已知a=b=-c=2log
填空专项练习__________长方体与正方体长方体与正方体的认识 1一个长方体的棱长是8厘米宽6厘米高5厘米棱长总和是( )厘米 2一个正方体的棱长总和是24厘米它的一条棱的长度是( )厘米 3如果做一个长10厘米宽5厘米高6厘米的长方体框架至少需要铁丝( )厘米 4一个长方体棱长总和是144米它的长是10米宽8米高是( )米㈡长方体与正方体的表面积 1一
单项选择练习1. English is spoken as a first language in ______. A. the USA???????????????B. IndiaC. JapanD. China2. I havent heard from Bill he left here. A. whenB. beforeC. sinceD. while3. Its such an fi
中考专项训练-------填空题练习一(09江阴模拟)1.分解因式:= .2.不等式≤的负整数解是 .3.计算:= .4.已知方程有两个相等的实数根则= .5.在一个不透明的口袋中装有若干个只有颜色不同的球如果口袋中装有4个红球且摸出红球的概率为那么袋中共有 个球.6.梯形的中位线长为3高为2则该梯形的面积为
完形填空专项练习1Mark lived in a village far away. One day he became very ill and everyone thought he would 1 soon. They sent for a doctor. Two days 2 the doctor came and looked over the sick man. 3
五词填空专项练习 [1] Dear Mr. and Mrs. GreenWee to our neighbourhood. Im very glad that you and your family be our neighbour. However I am __1___ to say that you have brought some trouble to us. M
1Mr. Black is from New York. He is a ___1___.Last year he came to ___2___to study traditional Chinese medicine. He think its very interesting. He often ___3___Chinese doctor in the hospital. Last Wed
(2010年上海市VI 用括号中所给单词的适当形式完成下列句子每空格限填 一词 共8分) received many_______when graduating from middle school.(gift) is _________years old and is taken good care of in the kindergarten.(fourth) school uni
(1)6时15分=( )时 吨=( )吨( )千克(2)20=( )÷40= 40∶( )=( )<填小数>=×( )=( )成(3)( )的倒数是( )没有倒数(4):4化成最简整数比是( ):20的比值是( )(5)甲数是20乙数是16乙数是甲数的甲数比乙数多( )(6) 3千米的是( )千米 ( )吨的40
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