半径为r的均匀带电球体内的电荷体密度为p,若在球内挖去

演讲稿是议论文吗?如题 I couldn"t leave before he came back(改为同义句） I _______ leave________he came back.一个横线填一个词 南北回归线是1.热带和温带的分界线 2.温带和寒带的分界线 3.有无阳光直射的分界线 4.回归线上一年仅有一次阳光直射 A1.2 B1.3 C3 .4 D1 .3 .4 演讲稿与议论文差别为什么感觉写着写着没什么差别啊.都是表达并论证自己的观点.怎么写好演讲稿? 一首歌我不知道叫什么名字,里面有一句英文单词好像是我爱你,其他的都是中文了 I'll wait for you to come back at the seaside 表示经历多种磨难的成语有哪些?急 finally,the thief handed everything __he had stolen to the police.that引导定语从句修饰everything.但这句话不是有逗号 限制性定语从句 用which? 带,木,行,两个字的成语 What ____ to you yesterday?Why didn‘t come to school 填什么 木行两个字,猜一句成语 everything but the girl中文歌词darin的歌 英语翻译鸟文不好．．．．谢谢了啊．．．When I saw you I knew you were the one I want to orbit you like you're the sun But let me know before I come undone Am I the one for you I'm like a puzzle with a missing piece I got a car but d 好听深情英文歌类似 Everything But The Girl 这种的 darin zanyar - everything but the girl的歌词darin zanyar - everything but the girl最好有中文翻译的, 英语翻译直译就别拿出来了, I will wait for you to come back,even though the story impossible. 生石灰与三氧化硫,三氧化硫和澄清石灰水.化学方程式` 写一个有关春天的拟人句. 三角梅的传说与含义是什么 She didn'trecognized him until he took off his glasses变成半倒装 She didn't sleep until 2：00am 这里的until是直到..才 还是在..之前的意思?我觉得都讲的通啊 The girl stopped ____(说话)when she met her friend in the street While traveling in English,she met a friend of hers.请问这是什么从句?可否写成.,which she met a friend of hers. 春天像什么仿写.(拟人句) 请问这是什么从句?While traveling in English,she met a friend of hers.可否写成.,which she met a friend of hers. She（ ）into an old friend in the street.How to fill the blank? 摘三角梅的作文,600字. 三角梅托物言志作文300字~500字 我爱三角梅这篇文章采取了怎么样的结构方式安排内容 夏感,找出课文中三至五个你让为精彩的比喻句和拟人句,品味它们的表达效果. 三角梅作文500字,观察三角梅它的形状,多少片花瓣,还有它的资料等等.