草字换偏旁是什么字
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Some try out for the school teams,___ others join school sports leaguesA whileB untilC when说明理由
it is easy for me to( )which pen is mine.为什么填say
we all join the school sports clubs.翻译
加利略在比萨斜塔上,做的实验是错误的!加利略在比萨斜塔上,做的实验是,同一密度,同一形状,不同质量的两个物体从同一高度的高空同时落下,是同时落地的,我想是不可能的,我们都知道G是重
已知数集A={a1,a2,…,an}(1≤a1<a2<…an,n≥2)具有性质P;对任意的i,j(1≤i≤j≤n),aiaj与两数中至少有一个属于A.(I)分别判断数集{1,3,4}与{1,2,3,6}是否具有性质P,并说明理由;(Ⅱ)证明
已知数例{An}满足a1=1,a2=2,A(n+2)=2An+A(n+1)(1)求a3,a4,a5 (2)猜想这个数例的通项公式,并验证此通项公式是否满足递推公式.
已知数集A={a1,a2,…,an}(1≤a1<a2<…an,n≥2)具有性质P;对任意的i,j(1≤i≤j≤n),aiaj与aj除以ai两数中至少有一个属于A,则称集合A为权集则 A1,3,4为权集 B1,2,3,6为权集 C权集中元素可以为零 D
已知数集A=(a1,a2,…an}(1=a1
特别想欣赏,三国演义读后感作文400字,有劳呵
This is the only way _____ to the Hot Spring Resort.A.to lead B.leading选哪一答案好
Work is a path __leading__ to the eternal soul.
David pointed to a path which he thought would probably leading to a village.帮忙分析句子成分结构David pointed to a path 是主句 ,which引导定语句 which he thought ,那么would probably leading to a village没有主语,怎么理解呢
keep on 和go on的区别用法上有何不同
If you compare British football _______American football,you'll find many differences
all of us were surprised at his pure joy in being alive and the energy it gave him翻译
—is a large and bright classroom,(our)这里的代词怎么变
should和could和need的区别,着急!
must need should can的区别还有它们分别用在什么地方
all of us are surprised that photo.是什么时态?
l feel we meet somewhere before.Do you know?用歌曲来翻译
I don't mean to steal your heart.什么意思我该怎么回答她..
Be sure that let me know hou much mean fou me in your heart.
马琳有没有老婆啊?
若集合A1,A2满足A1∪A2=A,则称(A1,A2)为集合A的一种分析.当且仅当A1=A2时,(A1,A2)与(A2,A1)为同一种分析.试分别求A={a}及A={a,b}时的分拆总数
This pen ___(write)well I like it very much
I wish to join the football club改成感叹句
I wish to join the football club !改感叹句
为什么有时候时间状语从句不加in,或at之类,像next week……these days……不用in next week呢
(2/2)l decided to join the fitnesd club.
下列句子中有一处错误,找出并改正~( )My pen pal like watching tv very much ___( )My pen pal like watching TV very much ___( )I want towrite to he now __
集合A1,A2满足A1∪A2=A,则称(A1,A2)为集合A的一种分拆,并规定:当且仅当A1=A2时,(A1,A2)与(A2,A1)为集合A的同一种分拆,则集合A={a,b}的不同的分拆有几种?
找错并改正 1.My pen pal like watching TV very much. 2.I want to write to he now.