主族与副族的区别

怎么让自己勤奋起来. 怎么才可以让自己勤奋起来? quality为素质时 可数吗 阿凡达里的台词.I see ..应该不是我见到你这么简单吧.. 振动的物体为什么不一定都在发生? 振动的物体不一定发生,这是对的吗有人说振动的物体不发生.比如在一个罩中放一个手机,抽干空气,再拨电话听不到声.但如果在手机上绑一个无线电,你在旁边拨手机后听无线电会怎样?那么到 让科学家头疼的125个世界难题?都列举出来o(∩_∩)o...终于有人回答了 30千米是多长,大概从哪到哪、30之前 双拥线是什么意思? 物体长度30万公里,可以做到吗?力的传导速度可以超过光吗? 选择下列单词并用其适当形式填空 outside,play,wear,important,quiet.1.I have a new music() 2.My grandparents live in a () village.3.You can eat () the classroom.4.We can () hats at school.5.It is () for us to eat breakfast. 从方框中选择正确的词,并用其适当的形式填空 （popular ,call ,wear ,quiet ,wide ,从方框中选择正确的词,并用其适当的形式填空（popular ,call ,wear ,quiet ,wide ,work ,person）1.The most （）known item of America 列：波-破（水落石出） 照样子写成语1、咕-吟（ ） 2、杭-航（ ） 3、禽-擒（ ） 4、奏-春（ ） 5、旯-旦（ ） turn two times left iron raw claw-foot 怎么勤奋起来?我是一个六年级毕业生,还有两个月不到就要上初中.我原想好要把家里的习题做完,天天晨跑锻炼身体,预习初一内容,我计划的很好,可总也改不到懒惰的习惯.家里人都要上班,又 为什么at the doctor‘s中有一个the,而at Mike’s中没有the,急 the doctor checked up both wang's hrartsAfather-in -law's and his brother-in-law's Bfather's-in-law and his brother's-in-lawcfather-in-law and his brothrt-in-law'sD father-in-law's and his brother-in-laws' yes i got it!thank you.please sent me a email adress or fax number!中文怎么说 英语翻译 see you什么意思 翻译句子：They checked and put over an announcement asking for help but no one knew the language 人到中年就是这样吗 如何克服自己的惰性,让自己勤奋起来? 道者,寂寞以虚无,非有为於物也. What does “compatibility of goods” mean?Indicates whether different goods can be safely stowed together in one cargo space or in an adjacent hold.What does “union purchase” mean?A method of cargo handling by combining two derricks,one of whic 两个特别行政区分别是什么?分别是什么?在地图的什么地方? (AKS－8)(AKS＋2)＝－9 会解这个方程吗、帮帮忙会解这个方程吗、帮帮忙会解这个方程吗、帮帮忙会解这个方 Richard has_____ a lot of money on debt all by himself and he feels quite happy A paid off B paid down C paid back Dpaid out请问选什么啊 为什么啊 给出的答案是D 为什么啊 the shopkeeper knocked 20% off of his goods这句话对吗?