Yesterday was My 15years birthday. My parents had a birthday party at home. I invited my friends to come to the party. At the party. They gave me many small presents. Such as cards, picture books, pen...
最新问答: my book is missing是什么意思 根据所给的首字母,在横线上写出对话中所缺的单词. 这一道英语题怎么解?Can you show me how i should use the Internet? (改为 要造句,简洁一点哦 如何求下列级数的敛散性:∑(n从1到正无穷)a^n* / n^n (a>0) ∑(n从1到正无穷)(a*n /n+1)^ 职业教育是什么意思是三本吗? 为何在实验中左右晃动试管 摩擦系数公式f=μNf=μNμ哪里得来的啊μ是靠公式求出来的还是固定的 君往东厢任意选之 任的意思门生归白郄曰 白的意思快. 1971年到2000年,全球气候变暖的特征十分明显,据统计,每10年全球气温上升一百分之十九摄氏度,2000年的年平均气 Scientists have given many ideas for ______space. 点P(m,m-1)在x轴上,则点P关于y轴对称,则P坐标为多少? The plan came near_____action but was set aside for future d 某商店八折促销,小明买了一副球拍省下了40元,求该球拍的原价是多少元? he shut the door behind him 的中文意思. Across,over, between, off, along ,in, on, into, out of, unde f[f(x)]=1.5x+0.5 求f(x)=? 下列关于植物激素作用及其应用的叙述不正确的是( ) Confidence Interval / C.I. 在等比数列{an}中,a9+a10=a(a≠0),a19+a20=b,则a99+a100等于( )