下面各自然数，按三角形分布，观察树的分布特点回答问题，五十出现在第几行第几个。

He knows nothing about c__.He does not even know what H2O is 请问氨基酸可以长高吗?你吃的是那种氨基酸?和什么吃? do you know who he is do you know who is he do you know what he is do you know what is he只有一句话是对的,哪句话? 如何在平面图上计算断层落差? 设直线的参数方程为x=1+t和y=-2+2t 它与椭圆 4x^2/9+y^2/9=1 的交点为A设直线的参数方程为x=1+t和y=-2+2t 它与椭圆 4x^2/9+y^2/9=1 的交点为A和B,求线段AB的长 i'm worried about my English.()harder()you will catch up with your classmates!A.working,andB.to work,orC.work,and D.worked,or 句型转换：1.I am worried about my English.(my English划线）2.You should take some medicine three times a day.(three times a day划线）3.Please take good care of yourself .(同义句)4.They bring her a lot of fruits.(否定句）5.and,for,th 英语辨析worried about worried at My mother _____about my English last year. A.worry B.worries C.worryed D. worried 【英语】耐心好心的People,come in8.A certificate slowly floats down ------Mr Li is lying. A.where B.to where 请说明为什么选这个,为什么不选那个,谢谢! 一首歌英文歌 高潮是 you are the one that hold the sun ,you made me ,i will follow you开头是i am a man ,look for who i am,and why,i saw some fear,i fear hungry. 三月里扇扇子-（ ） 螃蟹过街-（ ） 月亮里的桂树三月里扇扇子-（ ） 螃蟹过街-（ ）月亮里的桂树-（ ） 唱戏的吹胡子-（ ）书桌上的笔筒-（ ） 黄鼠狼吃刺猬-（ ）猪八戒照镜子-（ ） 稻 为什么12月还有蚊子 一首英文歌歌名.叫包庇包庇.跟汉语这个包庇读音特别像.中间高潮的时候长follow me fo一首英文歌歌名.叫包庇包庇.跟汉语这个包庇读音特别像.中间高潮的时候长follow me follow me .Many students in our class have decided to have a very r----- holiday. to turn sb turn to sb.for sth. turn to sb.for sth.例句 they turn to their pets for human-like friendship and understanding.我觉得不是网上说的 为了某事找某人帮忙 Many people come in同义句是啥呀英语哈 急 we can light a way through the fog for other to follow If we take part in a party in western countries,not to follow the host's suggestions may e__ other（接上）guests.2.If the suit don't fit you,you can c__ buying another one. 【英语】耐心好心的People,come in 1This method has been proved very effective and it is worthy of_____A being adopted B adopting请说明为什么选这个,为什么不选其他的谢谢very much :）但是答案是B 槽是什么意思啊 有关暑假结束的英语作文1篇就够了 我的名字是陈伟 我的英文名字起为 Brian Chan 或者谁来给点建议~ 怎样把中文名翻译成英文名好,就像“陈奕迅”翻译成"Eason Chan",我的名字 张俊惠 请大家用香港人取英文名的习惯帮我改个英文名,我的名字叫“陈婉嫦”我知道“陈”字百家姓用“CHAN”.请大家用香港人取英文名的习惯帮我改个英文名,我的名字叫“陈水福”我知道“陈” 【英语】耐心好心的People,come in 5The picture hanging on the wall is painted by my nephew这里hanging做什么语啊?为什么不用hanged啊,我怎么觉得hanged更合适啊? I watch TV from seven to eight in the evening(主语用Mary替换) i_(watch) my favorite tv show at seven oclock this evening这句怎么填 ___ ___ ____ any tigers in the zoo next week 三个空应该填什么 in the next class还是in next class在下一节课怎么说,thx