描写二月是什么季节

若5a=6b,b≠0,则a+b/a-b的值是? 一道英语选择题,我很想考北大,但英语薄弱,我会很努力的!the computer Mr.Black had ___was out of order again ,which made him angry .A.it repair B.it repaired C.repaired D.to be repaired 什么动物和人一样用2只脚走路除了鸟类呢 be going to do之外有be going to doing有这个句型么, 请问be used to doing sth.这个句型出现在人教版九年级哪个单元的哪个部分? be doing句型10个求 3加2加1等于几? 1加1加2加3加4等于几呀! |6-a|-√〔4a*a+4a+1〕+√〔a*a+10a+25〕=? a^4*4a^6= 考察华西村一句话感言有哪些 已知函数f(x)是 定义在R上的偶函数,当x>=0时,f(x)=x3+x,则当x It was meant as a joke,but he obviously took it seriously because the car came to a screeching...It was meant as a joke,but he obviously took it seriously because the car came to a screeching halt off the side of the road.With blurring yet refined ha 请问“I meant it as a as 这句子有什么结构吗 谁能帮我分析一下 "what a joke " 的句式? What was the joke 的中文意思是什么译为：开什么玩笑?是什么玩笑?到底怎样译. It's no joke finding a job.谁来帮我分析分析这个句子的句式和成份, 到横坐标轴距离等于2的点的轨迹方程是A.x=2 B.y=2 C.y=-2 D.y=±2 求三篇各200字作文! SOS全国数学(急救)20分内啊1.小明家有一大桶油漆,小明利用空余时间做了一个小圆柱形和圆锥形木头玩具,他想给它们涂上油漆,为了省事,他将它们丢入油漆桶里(淹没),结果油漆上升了5厘米,以 作文 班长的苦恼 300字补充：我不是班长,用第三人称 设a,b为整数 b为三次根号72a的最小值 求a的b次方 设a,b为整数 b为三次根号72a的最小值 求a的b次方 设a,b为整数 b为三次根号72a的最小值 求a的b次方 设a,b为整数 b为三次根号72a的最小值 求a的b次方 的算术平方根. SAT语法题,找出句子中错误的成分! SAT语法题,如图所示,找出句子中错误的成分! 已知点C为直线y=x上在第一象限内的一点,直线y=2x+1交y轴于点A,交x轴于点B,将直线AB沿射线OC方向平移3∨2个单位,求平移后的直线解析式.（OC和AB不平行,请问AB沿OC如何平移,3√2怎么理解） 副班长 工作计划 作文 (1)直线xcosα√3y-5=0的倾斜角的取值范围.2)过2点A(2,1)和B(a,a+1)的直线L的倾斜角为钝角,实数a的取(1)直线xcosα√3y-5=0的倾斜角的取值范围.2)过2点A(2,1)和B(a,a+1)的直线L的倾斜角为钝角,实数a的取值 university student 是什么语法?为什么不是student of US不是中式思维吗? My daughter is four ,but I wish she ___ a college student.A.is B.was C.be D.can be My brother does well in all his lessons.His wish to become a college student is sure to come out.为什么?为什么用come out不用come true