高处作业时严禁向下、

Jerry received a letter yesterday ___ that he got the job.A)speaking B)saying C)telling D)talking 在一个减法算术里,被减数、减数与差的和等于294,而差是减数的2倍,那么差等于多少? 在一个减法算术里,被减数.减数与差的和等于720,而差是减数的14倍,那么差等于多少? 减数是被减数的40%,差相当于被减数的( )% 各地政府赦免农业税是农民收入逐年增长的原因之一 修改病句各地政府赦免农业税是农民收入逐年增产的原因之一 Would you happen to know who broke George求翻译 英语翻译：What would happen if you gave in to pleasure too often? 英文翻译 the question is,does it always happen to I received a blame from my father.能不能用receive No dato received from server She received a _____ from Yale in 1994.a)paperb)transcriptc)diplomad)profile选哪一个?为什么? ABC三个逻辑变量的同或咋算?就是A⊙B⊙C=? Have you reveived a letter from him yet?Please tell me.从句中第二人称不是跟着主语中的宾语变化吗?宾语是什么?是ME?那为什么不跟着ME变化 Who always wears black? 已知角A等于负135度,写出与角A终边相同的角的集合 He always wears a red shirt.同义句He___ ____ a red thirt.Why not go to the shop?改为同义句.____ ____ going to the shop. The bay always wears a T-shirt.(改为一般疑问句） Mr Li always wears ( )untidy T-shirtA aB anC theD / 逻辑推理&数学运算题逻辑推理3个贼3个商人过河,每次仅容纳2个人.商人数比贼人数多,商人就会支付贼人逃走.帮三个贼提供设计过河方案.家里养动物比例：鸡：猪 26：5羊：马 25：9猪：马 10 用生长素类似物除水稻田中的杂草,其原理与下列实验相似的一项是（ ）. A,用一定浓度的生长素培育无子番茄 B.用一定浓度的生长素促进扦插枝条生根 C除去发 稻米：从杂草,到作物 粒子反自旋是啥意思 影响粒子反自旋的因素是啥 函数的值域与三角函数的结合y=sinx/cosx+2 函数的值域 和 三角函数问题f（x）√3sin2-cos2x的值域 那个（）里边的是不是应该是cos30°是sin60°啊 因为 那个是√3/2嘛 三角函数与函数值域...f(x)=(sinx-1)/√（3-2sinx-2cosx)求值域. life is a chain of moments ofenjoyment not only about 是什么意思 Life is mostly beautiful,don't wear a wan smile!Life is a chain of moments of enjoyment;not onl life is a chain of enjoyment, not only about survival.帮忙翻译一下 Helen __ me ___ the door and took my coat.A.welcame,at B.welcome,on C.welcomed ,at 不要用方程,用不变量解决.“一杯糖水,糖占糖水的1/3,再加入16克糖后,糖占糖水的1/4,原来有糖水多少克”.对不起，打错了。不要用方程，用不变量解决。“一杯糖水，糖占糖水的1/5，再加入1