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计算下面图形的周长 【有图】这是我自己画的,左边那个,每一格都是同等大小的.求周长,要算式 Without his help I finished the work（同义句）___ ___his help,I finished the work without others’ help 可以转换为同义词什么 Look out!The traffic is moving fast.-It"s dangerous_______cross the street.A to B for C on D in 原 ------look out!the traffic is moving fast!------thanks,i ( )do,will,can ,don't.为什么选b The boy is swimming in the water.对swimming划线部分提问 -------!The traffic is moving fast --Thanks I will A Stop B Look out C Watch DDon't move You m______cross the rode when the traffic is moving. 修改病句whose is going to help uncle wang with his work In your letter you say you ofter offer to help other with thier work.Is it possible that your classmates don't understand your offers?could it seem that you were trying to"buy"friends with these offers?上面的这个段落中文是什么？ 根据句子完成单词.Mr Green came to our apartment s____ to talk with Tom. 如果看到别人用英文有没有看昨天的奥运会呢?是应该用did u see the 2012 London Olympics yesterday?还是have you seen the 2012 London Olympics yesterday?（后面yesterday好像不能用,但为了句型看起来可以才加上的, 大学高等数学计算题希望有详细的解题步骤 求一道光学的大学应用题要和高数有联系的!要求是一道大学的光学题目!有点深度的,要能用到高数的!答案最好能用Matnemtica清楚的表达 大学高数应用题（物理）.紧急求答案,谢了.陨石坠落时,在进入大气层后会因为高温而导致燃烧,其燃烧速度与其表面积成正比,降落的过程中,陨石一直保持球体形状.陨石降落的前3秒内减少其 1.It's much ______(safe) to swim in the swimming pool than in the river .2.Ben often falls _____(sleep) in class.3.The window and the door are ______(close).It's hot in the room. 急求一篇辩论稿,四辩的,网络实名制利大于弊 写一份有关网络的辩论稿,说明网络的利于弊. The man left the offic angrily without_'goodbye'.A.says B.said C.saying D.speaking There are two men called Buckley at the Home Offic ,call 为什么加ed tom is always tring to c____Jerry,but he rarely manages it,because Jerry is smart and lucky.Often Jerry tricks Tom into doing s______ things,like biowing himself up. 帮我用英语翻一个小故事(倒霉外教的作业)一外国的老黑让我写篇作文 是冒险的 叫 丛林冒险很久很久以前一个叫bill的男孩和他的女朋友去古庙里探险,在丛林里他迷了路,他走了很久,又渴又 cherish what we have at without other help,the girl explored the jungle同义句 这女孩背部受伤,在没有人帮助的情况下几乎不能自己起床.是么?The girl hurt her back and she ____________out of the bed without help ,__________?很明显是反义疑问句,但前面到底是肯定（The girl hurt her back ） The girl h_________ to help her mom. when you're gone.I miss you翻译成中文是什么意思? i miss you everyday ,when is you come bank是什么意思?请教 请问各位老师 cherish what you have now这句话.have是不及物动词吗?这里面是因为have缺少宾语才说have是不及物动词的吗? Cherish what I own now什么意思 急求英语作文 traffic problems in big cities要求：1,大城市交通问题现状2,大城市交通问题出现的原因分析3,解决大城市交通问题措施 急求一篇80字左右的英文作文,题目是Traffic Jam in Big Cities急求这篇作文,要求：1.城市交通的现状. 2.导致城市拥挤的原因. 3、解决城市交通问题的办法.谢谢,急求!