一条长长的公路联结着

4个小朋友握手!两人一组；一共能组成多少组? N个小朋友握手 握了几次 代数式表示1楼错误 若N=3 feed,prove,ride,rise,shake,shall,smell,swing,wet,sound的过去是过去分词是什么越快越好as possible as you can explain的名词是什么 observe、examine、discover、explain的名词形式是什么? WHICH PEN DOES SHE LIKE的意思 用所给词语的适当形式填空：improve,explain,come ture,care for,go climbing1.We _____ if we have time next Sunday.2.The teachers asked him to _____ why he was late.3.I think your dream _____ in the future.4.They want to do something to ____ explain名词为什么要去掉i再加ation Fall is the seacod season in a year.为什么要 the不能Fall is seacod season in a year.吗 she ran out on the landing with her hair streaming意思 爱 so luck luck ,爱 so luck luck这首歌叫什么?高潮一直都是爱 so luck luck,爱 so luck luck,爱 so luck luck.一个女生唱的 ,全英文的,是什么歌名啊? Marcia said she was so_________(luck) that she got the prize he hurried into the lecture hall ,（in the front of which sat a professionor） who was.问答括号的句子为什么不可以写成（in the front of which sitting...）这是一题完成句子 如何激励学生体育锻炼的积极性 she introduced the visitors into the hall为什么要加the a受b的摩擦力大小等于多少b受地面的摩擦力大小等于多少 Let's go to the Meeting Hall and listen to the taik t___ Don't __________(entrance)the hall now .They are aving a meeting. 这种恐龙叫什么? 搜集并整理《史记 高祖本纪》中的成语最好附加解释 源于出师表和史记高祖本纪的两个成语是什么 关于complaincomplain about sth与complain of sth有什么区别? complain是什么意思? complain是啥意思? complain组句 1.225的平方根是（ ）,-8的平方根是（ ）2.³√-1/64的倒数是（ ）,1－√3的相反数是（ ）,2－√3的相反数是（）3.下列个数中：0.123,　　123,　－π,　0.55,0.707007000······－2又2/3,1.732,有理数 求全对!首字母填空.1.My mother uses w____machine to wash clothes every day.2.I often help my mother clean the floor with a v____ cleaner.3.Tom's father usually takes out some food form the f___ when he reaches home.4.If you want to make your f 不知道怎么论文排版论文写是写好了 可是不知道该怎样排版,心中不知道排版到底是什么概念,又该从哪儿下手, 作文用什么排版如试卷的作文,方格稿纸是用什么怎么排出来,WORD的稿纸加载项就不要说了,排出来不行,WPS稿纸也不能修改.急汗,能说下具体操作步骤吗 我想做试卷上的作文格,就是一张8K纸上 文章怎样排版 某编辑用0~9这10个数字给一本书的各页标上页码,若共写了636数字,则该书有多少页? 怎样做豆干