如图直线y=2x+3与x轴相交于点a与y轴交于点b.求三角形AOB的面积

姓懂是哪个董 sth would be the last thing I want to do 的用法可不可以说sth is the last thing I want t do那个would究竟是什么用法呢?虚拟语气? 谁最早姓董? 姓董叫什么好呢. 若地轴与黄道平面的夹角不是现在的66º34’,而是60º,则地球上的热量带范围将有怎样的变化? 晚上河里能钓什么鱼? 青春期第二性征发育时期,容易使孩子误入歧途的原因是 While cleaning the house,she broke a（ ）请问可以解释下问么选那个的原因么 感激不尽A wine of bottleB bottle of wineC wine bottleD bottle wine Then she cleans the house while the washing-maching does the washing for her.She goes shopping at ten o'clock and gets back at eleven.） Miss Huang,my Chinese teacher is great _____. 关于代价的作文 成长的代价? 1.Mr.Robert had failed three times________he finally reached the North Pole.A.before B.after C.while D.as 2.Where is Sanya?It is_______the south of Hainan Island.A.on B.in C.at D.to He finally succeeded in passing the driving test after failing three times翻译句子, “成长的代价用英文 成长的代价究竟有哪些同题 成长的代价是啥?是青春 是梦想 是欢笑 还是泪水我们是不是总是在舍与得之间久久徘徊我们终究是舍 还是得? 求学霸翻译QAQ 怎样才能看出河里有鱼钓 英语翻译 英语翻译 英语翻译 英语翻译 (选择题）Yesterday he lost his wallet.___ a man found it and returned it to him.A.LuckB.LuckyC.LuckilyD.Unluckily that man is the richest whoes pleasures are the cheapest.翻译成中文 That man is the richest whose pleasuce are the cheapest.---Herry David Thoreall是什么意思什么意识? so exaggerating - even the richest man in australia does not have that much翻译一下. I just want come 请问我刚到家用英文怎么说i just come home? （）is it that has just come in Don't wait for separation,to make it up. 草地上盛开着各种花,真像