[导入]视频资源

苏教版 http://www.i3721.com/video/czyw/sjkbb/cy/drc/200706/31492.html

人教版 http://www.pep.com.cn/ge/jszx/spzy/bjtj/200606/t20060619_257154.htm

北师大 http://czsx123.com/shipin/bsdsp/jss/List_1.asp

 

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