什么是部分向量组

manage to 和 succeed to 的区别 . 中华人民共和国国歌的起音 one year ago和one year earlier区别?写文章的时候用那个好呢? <<义勇军进行曲>>表达了当时中国人民的什么样的心声? One year early .One year earlier.这两个短语哪个正确?为什么? she is a beautiful girl.哪个是宾语哦?..Unluckily we are amnog there.其中的Unluckily是为什么哦?..为什么不用形容词? could you tell me where you are form?改为同义句 Work for something because it is good,not just because it stands a chance to succeed.翻译下 focus 在报纸上看到的报纸上是：Thaksin,the focus of the protests,told CNN ........ Please type your e-mail address as shown. For the attention of the managing director. the centre of attention是什么意思 attract the attention of me take up the attention of这个词组对吗? I like the flowers yellow small in the garden.是先形后色,还是先色后形? in; I；dance;like;flowers;them;the;watching(.)连成句子 bring+to+the+attention+of是什么意思 商周青铜器演变过程 please send the documents to:UPS,to the Attention of 第一次发国外快递,不明白客户邮件中Yes please send the documents to:UPS,to the Attention of Suzanne中的UPS,to the Attention of 后面还有Aeroport of St Exupery69125 Lyon这些我 a lot of attention is being drawn to the change of names 谁能翻译一下这句话! 化学课外知识(关于稀土的） 有谁懂稀土方面的知识吗?请告诉我现在高附加值的稀土类金属有哪些? 我还有好多关于草酸稀土及碳氨稀土方面的知识想请教你,可以吗 invalid-email是什么意思 email+domain+is+invalid是什么意思 Since the beginning of ____the beginning of the year ,he was been an engineer for that company A.For B.By C Since D Until上次那位朋友弄错了 现在只好再来了呵呵但是就不知道有没有这个搭配 不过答案既然是选C 的话 since the dawn of since the decison,brave of walking Focus Sick of the big 下列各项中的两种物质不论以何种比例混合只要混合物的总物质的量一定,则完全燃烧消耗的O2的质量保持不变的是A C3H6 C4H6O2B C2H6 C2H6OC C2H2 C6H6D C3H6O C3H8O2 later in this chapter cases will be introduced to readers ___ .later in this chapter cases will be introduced to readers ___ consumer complaints have resulted in changes in the law.A where B when C who D which 《冼星海与黄河大合唱》的内容