求线性方程组的通解和对应齐次线性方程组的基础解系

世上有多少颗星星啊? they have T-shirts in white What Would I Know 歌词 university activities might be unforgettable memories in most people's entire life. 说,树上有俩只乌鸦,一公一母,在谈恋爱,这是他们看见树下有一只羊在吃草,被远处来的一只狼给吃掉了, Too the world you maybe one person, but too one person you maybe the world.是什么意思?这句话是什么意思?谁帮我解释下 这个句子对吗if I had three day"s life I would meet some people that it is important for me有错的话,要指明呃, Good bye,baby.not good evening.you're too late解释下 “How long have you been watching I have been watching the return.I have been watching the return mail – and called the Mineral Wells Post Office today –it is still not here at the local PO –will let you know when I have it.They are looking at the same tracking information that Smoking is bad for health. We should give it ________.填介词 Could I forgot it 我想知道中文是什么意思到底哪个才是对的啦 I missed it 的中文意思是什么 because I forgot it 用汉语怎么说? it was not long before i forgot it all的中文意思 Can Tom and Sarah clean the bedroom?回答肯定、否定句 I ()already ()breakfast at home My uncle decided to give 什么 smoking.It's bad for his health don't be too.of getting the job as there are more than one hundred candidates.7个字母adjective如果是hopeful....only the wealthy can afford to put up at...........hotels.answer for adjectives因为这个问题的答案首个字母是don't be too 这些书加起来不过一百本.The books—— —— ——no more than one hundred. 我叫巧燕,帮我取个好听的英文名,谢谢～ 袁世凯死后为什么不是孙中山当总统当时孙中山威望那么高,袁世凯也是因为他的《讨逆宣言》下台的,为什么他当不了总统去实现民主共和? Have you ever been to XiAn,______I left ten years ago?A.where.B.which 为什么...Have you ever been to XiAn,______I left ten years ago?A.where.B.which为什么不能选A?XiAn不是地点吗? sometimes when it rains小提琴谱神秘园《sometimes when it rains》的小提琴谱 神秘园 sometimes when it rains谁有sometimes when it rains这首音乐的英文演唱版有的话发邮箱893960286 sometimes it rains和it rains sometimes 是不是一样的? 羊有跪乳之恩 鸦有反哺之情,动物犹此,人何以堪,我在生活中可以为父母做什么来报答他们的养育之恩呢 “羊有跪乳之恩,鸦有反哺之义”作何解释? 求一个中文是淑玲的英文名 鸦有反哺之意 羊有跪乳之恩 我有个朋友叫香淑玲,她20岁,请问可以改个怎样的英文名字?她的性格活泼,很调皮,古灵精怪的,又很可爱的. 鸦有反哺之义,羊有跪乳之恩---解释