We from Beijing to London, it took about 11 hours. Although it's a bit tired, but very excited, because I have never been abroad; London after we had a short rest will go to the school and received a warm welcome: we sing, dance and posed for pictures: the next day, we communicate with local students played games and see some of the attractions: a growth of knowledge is a meaningful experience:
最新问答: 普通的恒星系都包含些什么?一般一个恒星系至少包含一个恒星,还有其他什么东西?比如行星,小行星带……每个恒星系都会有好几个 We wonder if there is any possibility of the statistics ____ 边长为a厘米的正方形纸上剪下一个最大的圆,这个圆与正方形的面积比是______,周长比是______. 怎么制取硝酸铵?简单的、写清楚过程、条件、原料等. 简述水,糖类,蛋白质,脂类的生理功能? 形容下雨天半夜睡不着的古诗 染色体的成分是什么? 汇报这一学期的收获的作文怎么写? 已知16,50,A三个数的最小公倍数为1200,请问正整数A共有多少可能值. 怎样理解高数中的发散与收敛我是自考生,今天刚上第一节高数课,对老师讲的发散与收敛不是很理解,如...则收敛,如...说明 The singer is very popular and his concert always attracts__ 一朵花中最重要的结构是()和(),它们与果实、种子的形成有直接的关系 请问这道题的正确解法是什么?是道向量的题:三角形ABC中,角A=90度,向量AB=(-3,-2),向量AC=(K,6), Investment banks have long played a part in the financial sy 用火柴摆出一列正方形图案,接着这种方式摆下去,摆出第N个图案用根?火柴?用含N的代数式表示. there's no__to the zoo.是bus还是buses? 情态动词和一般现在时,现在进行时和过去时的公式和定意是什么.(要简洁) It's very kind thank you,doctor.Thanks a lot. 读一读,填一填(在括号里填上适当的词)。 思维导图有什么弊端和优点?