答:[最佳答案] 解:a=(19997^2-19998*19996)/(19998*19997) =(19997^2-(19997+1)(19997-1))/(19998*19997) =1/(19998*19...
答: 重视人类活动对物质代谢的影响,进一步推动了社会经济系统物质代谢研究的发展A.MoleshottB.NewmanC.WolmanD.Tom
答:[答案] 1)g 2)f 3)h 4)i 5)a 6)b 7)c 8)e 9)j 10d) 1)free 2)accept 3)at least 4)different 5)failure 6)sunset 7)quiet 8)in the past 9)... – he's at work. 5) Well, at a distance he does look a bit like Tom. 6) There were one or two unsatisfactory moments, but on the whole it ...
答:[最佳答案] 有以下几个解决方案: 1.卸载上网助手,重启 2.修复IE,或者重新安装一个IE浏览器 3.工具-lnternet选项-高级, 拖到最下面有一个,播放网页视频, 播放网页声音,播放网页动画,都...
答:[最佳答案] 使用视频编辑软件:会声会影、windows movie maker或格式工厂1.会声会影去除音频的方法:右键点击视频轨上的视频,然后点击分割音频,在音频轨出现音频,就是你说的视频里的声音...
答:[最佳答案] Tom kicked a goal in the last fifteen minutes .汤姆在最后的15分钟踢进了一个球.
答:[最佳答案] 舞出我人生1和2灰姑娘之舞动奇迹八月迷情触不到的恋人(外国版)诺丁山(经典)罗马假日
答:[最佳答案] remember doing/having done/记得做过某事, remember to do sth 记得做某事(事情还没做).
答:[最佳答案] 1.None is so blind as those who______see. A.won't B.can't 其实AB都可以,... Could Tom have B.May Tom have A,很普通的题 句子本身就是问句了,所以不应该...