谢谢，不错。

复习单元很难备课，不错，值得借鉴。

thanks for your sharing

分享啦，谢谢~~~~~~~~~

楼主辛苦了，越是复习课，就越难背

thanks for sharing

复习单元很难备课，不错，值得借鉴。

thanks for sharing

Thank you very much.