kk92号 幼苗
共回答了21个问题采纳率：90.5% 举报
1年前
ycsxdqy 幼苗
共回答了191个问题 举报
libowu 幼苗
共回答了1507个问题 举报
回答问题
My friend Amy often takes wal
1年前1个回答
The two girls are good friends.They( ).
1年前3个回答
Our friends often comment on how different the two boys are请
I often go to the movies with my good friend.
1年前2个回答
I told my friend Graham that I often cycle the two miles fro
The ____ _ (happy) of the two is my good friend
1年前4个回答
The two boys are good friends,but sometimes they () each oth
The two little girls _____ good friends but for the attack o
My uncle has a good friend ( ) Beijing I often go to the mov
Bobby,jack and john are good friends.They often go to the be
My good friend,Becky,often_________(download)music from the
Good friends often send cards and p____ to each other on the
The girl often helps her best friend, ______ is not good at
the two boys are twins. _____ of them are my good friends.（选
I have two good friends.One is Amy,the other is Snoopy.Amy i
the wallflower ---- because its weak stem often grows on wal
First,____ ____for the two minutes.__________at the bank.Wal
高手帮我改英语作文The Quality of good neighbor A wintry afternoon,wal
你能帮帮他们吗
一辆汽车运货物,原计划3次运8.25吨,实际5次运17.5吨,实际平均每次比原计划多运多少吨
同义句转换 there is some thing wrong with the piano what's the ma
1.|1/100-1/101|+|1/101-1/102|= （请将计算过程写出来）
一个很简单的关于三角函数公式运用的问题
怎么判断微分方程xyy''+x(y')^3-y^4y'=0的阶数
精彩回答
据材料一概括中国古代经济模式的主要特点，并分析“变异”没有成功的主要原因？
言山石之美者，俱在透、漏、瘦三字。此通于彼，彼通于此，若有道路可行，所谓透也；石上有眼，四面玲珑，所谓漏也；壁立当空，孤峙无倚，所谓瘦也。然透、瘦二字在在宜然，漏则不应大甚。若 处 处 有 眼 则 似 窑 内 烧 成 之 瓦 器 有 尺 寸 限 在 其 中 一 隙 不 容 偶 闭 者 矣 塞 极 而 通 偶 然 一见 始 与 石 性 相 符。 （选自《闲情偶寄》）
使用任何机械做功时（ ）
已知{an}是等比数列，a1=3，a4=24，数列{bn}满足：b1=0，bn+b(n+1)=an， （1）求证an=3×2^n-1； （2）求证：bn=2^(n-1)+（-1）^n．
若a-1的绝对值与（b+2）的2次方互为相反数,试求（a+b)的2009次方+a的2010
