在薄球壳的正上方距球心O的距离为r的b点(r=3R)放置一点电荷，带电量为+Q2，如图1所示。则导体

luckily在句首时怎么用?lucky呢? 应该选哪个?急 Do you mind ( ) up the music应该选哪个?急 Do you mind ( ) up the music A.to turn B.turning C.become D.becoming Do you mind 【】music night是什么意思? night有什么一些意思呢? NighT 雅思的词汇量有多大? luckily \ lucky用法on tom's luckily \ lucky two days off,He had a yard sale.上句应该填luckily 还是lucky呢?不是应该用形容词 lucky来修饰名字吗 求2012版外研社初一下册新标准英语听力MP3就没有爱学习的人吗？ 手不释卷主人公是谁孙权,刘秀,吕蒙? 手不释卷的主人公是谁 手不释卷的主人公是谁 I wish i could have slept longer this morning ,but i had to get up and come to class.could have slept是什么句型 为什么要用have slept I wish I ___ longer this morning, but I had to get up and come to class.A. could have sleptB. might have sleptC. sleptD. have slept I wish I _ longer this morning,but I had to get up and come to class.为什么答案非might have sleptI wish I _ longer this morning,but I had to get up and come to class.A have slept B slept C might have slept D could have slept it being understood that spoken not written english is refferd to.这是独立主格么?it是主语,另一个they would say:"She understands english well "（主句）？----it being understood that spoken not written english is refferd to.我觉得 How paradoxical that neither is able to perceive that no one like being nagg是Nagged. 还有Neither is able to 怎么理解？ 雅思词汇量多少合适呢? 巴金 繁星全文 第一题选A还是D? 一道英语选择题：I'm not used _______ like thatA to be talkedB to being talkedC to being talked toD to be talked to I’m not that I am used to -In fact ,I`m not used______to like that.-Neither an I1.to being spoken2.to be spoken3.being spoken4.to speaking要原因 ( )I'm not used _to like that.A.to be spoken B.to speaking C.to being spoken D.being spoken night英文意思, 夸奖的词性褒、贬? 互笠高帽,是互相夸奖互相赞誉的意思吗?它的词性是什么 “赞赏”和“赞美”两个赞字的词性这两个词的词性~ “开始挣钱”是什么短语类型, “飘扬”是什么词性 “夸奖我”是什么短语类型 苹果之都、凿壁偷光、大声赞美是什么词性的短语 wish 虚拟语气将来不大可能实现的愿望——主句：将来时 从句：would/could +动词原形但为何 I wish it would rain tomorrow.（我希望明天下雨就好了）中wish没用将来时? wish的虚拟语气在表示对过去情况的虚拟 wish + 主语 + would（could）+ have + 过去分词表示对过去情况的虚拟：wish + 主语 + had + 过去分词到底对过去情况虚拟用什么啊 还是都可以用