insist用法

Tony____goes on a skateboard to the park,but I never do it.A.always B.ever C.never请问Tony____goes on a skateboard to the park,but I never do it.A.always B.ever C.never但练习册上有个句子：I never take a bus to school,but he ever do it.所 YYRr是纯合子么 怎么翻译 He always envies those who lead a rich life and possess great status in the community. 老师们的建议总是对我很有价值 英文翻译是 always is great of value for me 英语翻译As a single parent of four children,money was always tight .It was Christmas time,and although there wasn’t money for a lot of gifts,we planned to celebrate with a family party .But the big excitement for the kids was the fun of Christm 翻译：Always do right by your parent 再怎么自交纯合子和杂合子比例都不变啊 将一对遗传因子组成相同的杂合子,逐代自交三次,F3中纯合子的比例是答案是7/8,我想知道是怎样算到的. Also note that XP doesn't always start from scratch.In the XP forums there is also a lot of interest for XP and legacy systems. 英语翻译哪个懂的帮我翻译 Have you met each other before?你们两个以前见过面吗?句子正确吗 英语翻译Another tear inside your eyes Am I only dreaming?What happened to your pretty smile?You hold your breath and squeeze your lungs till you feel like screaming The words we spoke are going silent All of my past mistakes And your heart ache a I want to start from scratch.翻译中文 Have you ever met each other before做否定回答 为什么选Never before have we seen each other 而不是选B,它的结构是什么?I think this is the first time that we have met._____ anywhere.A.\x05Before have we never seen each other B.\x05Never before we have seen each other C.\x05Each other the way___he walks reminds me of my grandfather.a.it b./ c.which d.as为什么是b? 2.Have you ever met each other before?(作否定回答） ___ ,____. my grandfather walks ______ than my grandmothera.more fasterb.much fasterc.very fasterd.too fast 蝉 可以怎么吃求达人们的具体做法, 蝉是怎样吃东西的? 初中h2o参加的反应 I will scratch your back if you will scratch mine.谁给翻译一下! you scratch my back i will scratch yours 这节电池哪个是正极 铅酸蓄电池正极颜色,充好电的 当电池的正极接上正极会怎么样如果有一个电路图,里面从电池的正极出发,绕了一圈又能接上电池的正极,这个电路图成立吗,如果不能,那会不会产生什么,如短路或断路等的现象 这个电池的正极是什么片 为什么一般电池的正极要突起? 生态系统的营养级越多,人类可利用的能量就越少吗? y=2x-1向右移两个单位的函数表达式 高阶系统函数中的单位阶跃响应公式中Cj,Aj, 已知弦长和拱高求它的半径是多少