HTTP/1.1 200 OK Content-Length: 10087 Content-Type: text/html Last-Modified: Wed, 27 Feb 2019 11:20:49 GMT Accept-Ranges: bytes ETag: "c45f87d8eced41:152e" Server: Microsoft-IIS/6.0 Date: Tue, 27 Oct 2020 20:41:32 GMT Connection: close 备课语文版2017版八可乐操视频下册《写一篇议论文》可乐操教案练习下载