"Today is on duty" What does that mean? I have never seen that statement in English. Andrew
这里有部分外研社对中小学英语教师培训的PPT资源:http://www.nse.cn/nsenews/list.nse?section=16 点击链接,可以下载,还是很不错的哦! 另外,这是鲁子问英语教学专家的博客,内容也很丰富:http://blog.sina.com.cn/luziwen
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