形容生命无常的诗句

i have heard so much about all you guys怎么解释主要是about后面的成分请高手帮助 Dear have you ever heard about miss you so much The all lifetime just love 有谁能告诉我这一段英文翻译成中文是什么意思, i have heard so much about your sister.can you get me an(introduce)___to see her? Have you ever heard 已知 指数函数y=f(x)=a^x的图像经过点a(1,3)1） 求a的值2)若y∈（1/3,9】 求x的取值范围 2.84*（8.5-1.2）这道怎么简便运算?把过程写在下面! 2.03/1.25（脱式简便运算!） _right _hair _any _now _ice _old _all加上一个字母,使它们变成新单词 Look,Ann!There is an ant on my ice-cream.的翻译 Oh,it is skating.Is that right?的翻译 在离地面某一高度处竖直向上抛出一个小球,小球质量m=1kg,抛出时的速度v0=4m/s,取抛出点为重力势能的零点,最高点离抛出的高度是多少? 已知指数函数y=f(x),且f(-二分之三)=二十五分之根号5,则函数y=f（x）的解析式是什么 已知指数函数y=f(x),且f(-3/2)=(根号5)/25,求f(3)的值. 质量为5kg的物体,置于一粗糙的斜面上,用一平行于斜面大小为30N的力推物体,斜面倾角为30°,使物体以15m/s的速度沿斜面向上匀速运动,求撤去外力后,物体在4s内的位移.g取10 已知函数f（x)是指数函数,且f(-3/2)=根号5/25,则f(3)=? 已知指数函数y=f(x),且发(-3/2)=√5/25,求f(3）的值 hair换一个字母或加一个字母 把hair,no,his各加一个字母,使他们变成别的单词! （）on前加一个字母,and前加一个字母（）hat ,（）hair ,（）eat 前都加一个字母能成什么新单词?还有（）up （）down. 若不等式|2a‐1|≤|x+1∕x|对一切非零实数X恒成立,则实数a的取值范围 对于x属于R,不等式|2-x|+|1+x|≥a^2-2a恒成立,则实数a的取值范围为 -Have you heard the song Super Star?-Yes,I hear it sung by S.H.E. Have you heard the song 《You and Me》?Yes,l heard it【】by sarah brightman.A sing B sung应该是heard sb do sth 做完后 校对了下答案 还是本就选这个,要给理由 -----Have you heard the song Super Star?-----Yes,I heard it ____by S.H.E.A.singB.sung Have you heard of( )about Jeremy Lin?Yes.He did quite well in the last NBA basketball match.A anything exciting B something interesting C anything humorous D something important -Have you heard of the buildings_down?-Yes,it's said that they are going to make room for the new ones.-A:having pulled B:having been pulled C:pulled D:to be pulled 问一道比较纠结的物理题电阻越并越小,电压表的电阻很大,相当于断路,如果有足够的电压表和导线,将电压表并联,能不能让一盏与之混联的电灯电阻10欧姆发光,用的电压表是学生在实验室用 Perhaps you have heard ___ about the Interneet (A:a lot B:lots of C:a few D:a little of)为什么? Have you heard about the Prime Minister? 求函数y=lx-3l+lx+1l的最大值和最小值 求2+lx-3l的最小值,求2-lx-3l的最大值 没几道的 .选择 1.两个力作用在杠杆两端,为了使杠杆两端保持平衡,则（）A.这两个力大小必相等 B.这两个力的力臂长短必相等 C.力臂较长的那个力必大 D.力臂较长的那个力必小2.用扳手拧生 在浓度为20%的盐水中加入30千克水,浓度变为15%,再加入几千克盐,浓度变为25%?