First of all,I apologize for my absence,today's situation is unexpected,I set my alarm clock wrong.So led to my absence.
I promise I won't have such a case,I'll attendance in class every day,thank you for you give me the chance to explain.
最新问答： 已知二次函数f(x)满足f(0)=f(0),且f(x+1)=f(x)+x+1,求f(x) My parents are going to Shanghai _________ Monday morning. A The Great Wall dates back to the Qin D___ I was i___ that th a,b互为相反数,c,d互为倒数,则（a+b+c）（a除以b）－2004cd等于多少 急问!请问锦是形声字吗? What does the girl like?_________A.She likes English B.She i 氢原子各原子轨道角度分布图怎么看? 同时投掷两颗骰子,求投出的数字和为3的概率是多少? 格外鲜艳的什么填空 51.1万用科学计数法表示 英语翻译"首先,从寝室门口一直走,右转下楼梯,到寝室楼下,直走再左转,然后直走 什么是有机物?什么是无机物? The businessman offered a(n) __________ price for one of her 分数的四则运算题带答案100道以上 地球周长是多少? 列有关强、弱电解质的叙述正确的是（ ） 论证方法有哪些 have you got time tomorrow afternoon? 环氧丙烷与溴化氢和氨反应分别是sn1和sn2,sn1用碳正离子稳定性解释,sn2用什么解释呢 I go to the mall (on Sundays).(向打括号的提问)
