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请问tornado、cyclone、hurricane、typhoon四个词的具体区别,有些书上说cyclone包括其他三个词,是旋风,龙卷风,台风的气象总称,而typhoon指南海上生成的台风,hurricane指北大西洋上产生的侵袭美洲的台( what's the diffrence between registered mail and normail mail 世说新语的读后感 我想找一首歌 歌词里面貌似有亲爱的爸爸妈妈我们已经长大了么.我听得是一个小男孩唱的.歌名好像也是我们怎么怎么了. she play sports usually school after 组成连句 He had___exciting experience last night.选项:a、theb、 ac、 and、 x i feven a had night last 我要我自我 最真实的我 还有一句是欧亲爱的爸爸妈妈.是哪首歌 礼轻情义重礼轻人意重的含义是? 广本雅阁方向盘cancel按钮,cruise按钮,resaccel按钮,decelset按钮,mode按钮各是什么意思,有什么功能吗?请指教 cancel是什么意思?cancel Area Test? VIEW?是什么意思啊?那位大虾教教我,感谢 Have you h___ a special experience?（英语短文填空）A:Have you h___ a special experience?B:Yes,I have.Do you know project hope?A：yes,but just a little,it helps p____ children go to school.B:you are right ,last year i visited a hope school in cancel是什么意思集体点 cancel what's the meaning of the over? Tks!1.Our fights are never serious.they were always over small things.2.Sometimes it was just over a particualr word i used. 千里送鹅毛,礼轻情义重的全诗是什么? what 's the p** of china now?it's over 1.3 billion what is the meaning of "over the counter"? 英语翻译我们会仔细研究你的建议,与此同时,我们希望能将这一项增加到IQA的检查范围, My father got there two days ago改同义句Two days______ _______ _____my father _____there________ ______two days______my father _____there cancel什么意思解释单词 CANCEL是什么意思呢? 大卫科波菲尔故事梗慨,不少于200字,不高于300字, 虚拟语气中,句中could如果是肯定形式,那么表示是虚拟语气；如果是couldn't,即其否定形式只能表示推测请问,是这样的么.老师上课是这样讲的,可是我做题发现好像讲的不对.2011年陕西高考题 I__ 大卫科波菲尔每10章100字内容梗概（急）,共7篇我看不懂英文,当然是中文.速度速度呀 表示否定推测只能用can't 和 couldn't 虚拟语气could63.The earthquake ________ not have come at a worse time for the war-torn country.A) could B) must C) would D) might老师给的答案是A,为什么? kernel 3.6.11 (EOL) eol cancel 啥子意思 请大家给我讲下虚拟语气常用的几种形式, 虚拟语气通过什么特殊形式来表示的 but they will die if two or three days without water这儿if作什么用?