氨基酸态氮的测定

I'm not sure ______ it's a good idea or not.A.whether B.that C.how D.if fall down fallen down什么意思fall down 我们老师说fallen down是落下的意思,那fall down 呢在秋天树叶从树上落下来,这个落用fall还是fallen fall down有"渗入"的意思吗?比如说什么渗入土壤啊...有渗入的意思吗?谢咯! cat,fall Tomorrow will be your birthday.Will you ( )song friends to your home?括号里填invite的适当形式 高中英语口语演讲稿,关于张敬轩. 英语翻译是你这些天去哪了,还是你这些天过的怎么样?还是我的感觉都不对呢?谢过了~ visit ,grandparents ,going ,to,l 'm .连词成句并将句子翻译成中文 求中文翻译成英文,某时某地某人在等待着你. A car accident ___him last week . A.took place to B .happened on C. happened to D. happeneds to Please tell me how the accident____.Awas happened B.was taken place C.happened.D.took place. I saw your face 怎样翻译? 初一年级希望之星英语口语大赛一般需要几分钟的演讲稿?大约几个单词? 我是一名初一的学生,最近有一一个英语口语演讲比赛,我不知道演讲一些什么,能不能给我推荐一篇演讲稿尽量不要有什么太难的词汇,容易背一点 求这首英文老歌 five hundred miles - 500 离家五百里的歌词!不是我们常听的那个版本的.这个版本中间有个中年男子的一段说话声音.这是我在酷狗上找的音乐连接 http://my.kugou.com/widgetplayer/customize. 英语翻译Maybe he will die ___ ____ ___ ___ twenty-five or seventy-five 英语翻译以下是歌词seventy four seventy fiveGot no reason for coming to me and the rain running down.There's no reason.And the same voice coming to me like it's all slowin down.And believe me - I was the one who let you know I was your sorry- 根据首字母完成句子Taday we are going to learn U-----------Three. Let Your Wall Fall Down的中文翻译是什么 right,Nick,are,hello,you.(连词成句）： It's a little＿＿today.Many people wear cool clothes.A.warm B.hot C.cold 老师说选B 关键是cool有两个意思啊 right,are ,jill,you ,的连词成句 Why do people wear clothes?The answer will probably be “To m__86__ me warm and to cover my body ”.That’s why people wear clothes,but people a_87__ want to look attractive and appear successful to others.If people only wore clothes for warmth an 英语翻译My mother______ short,What about your mother?用be的动词 I think it is better (wear)more clothes today right,are ,jill,you ,的连词成句帮帮忙 he had some problems with his homework in the past.的同意句如上he had some problems with his homework in the past he had some probelms _____ _____ his homework in the past Teenager problems,__is shown in the report,are often connected with family life education five道英语选择题1.Is there______with your mother?she looks tiredA.nothing newB.anything wrongC.everything wrongD.anything new2.I looked for my cat_______,but I can't find it_______A.anywhere,somewhereB.somewhere,anywhereC.anywhere,everywhereD.e He had some d__ in working out the problem. grade five用英语怎么读