若二次根式有意义，则x的取值范围是

() All were here except ___A you B she C he D they （）inks,括号里填n个英文字母 请问k()n()roo括号中填什么字母 get a sense 如题~ get a sense of 怎么样才能提高听力呢?我的听力好差啊! 我现在进大学,英语笔试部分很好,听力很差,怎么提高听力啊? sorry ,i am not able to buy the coat ,for i have only two dollars ____.A.leave B.left C.leaving D.to leave 最好把单韵母和其他韵母什么的分出来 外面两层是字,里面是什么拼音、字母,是一个图图,像这样（别人拿来的）肿么弄! 除了魔蝎座还有一个是摩什么座啊?注明上拼音字母!那个字跟蝎字差不多,但是不读蝎!它那个左边的偏旁不是虫而是羊! i remember having met that old man somewhere ____hard on his lessons A:talked B:talkingC:to talk D:having talked he always have an egg have 要不要改三单 have 什么时候不变三单? dynxwcdr,wbccm每一字开头的拼音字母,这句是什么话? 高速公路为什么速度快 拼音字母解句子,sjdnmdyqjgxwjqsjlmwxzbbzmxnlpyytqlydkbabjmml,sjdnmdyqjgxwjqsjlmwxzbbzmxnlpyytqlydkbabjmml,我想前面是“时间当/等你面对一切结果”,不过也有可能不是,得请你帮忙了 多利在相貌性别方面与供核母羊更接近 ,说明 name's=name is 是什么意思 have的三单 The Saturdays的的歌词附上中文翻译,. let sit and us rest a have 连词成句 Why every birthday is not happy?The same is true today? 花都什么时间开 Let's take a rest.为什么要加take?这个句子的take好像没意思? 英语翻译"If the market is convinced you'll keep the cost line flat and that you have the disciplines to raise revenues faster than your competitors,your stock price can rise in double digits," says Dimon."But you have to do both." 谁能帮我翻译mold cost summary(lncluding the line tooling price)是什么意思 home-line tryout 是关于模具方面的知识 keep in line 堡垒的垒怎么读 垒潮汕话怎么读 I letter a from have her(组句)he is watching VCDs(对划线部分提问 VCDs)