小学英语作文：

https://online1.tingclass.net/lesson/shi0529/

更新日期：2016-04-02浏览次数：次所属教程：小学英语作文

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听力原文

Today, science classes, the teacher asked us to walk into a classroom on two issues : "You guess.Rape about the number of dishes for each pod?

今天科学课，李老师走进教室就问了我们两个问题：“你们猜一猜，每棵油菜上大约有多少个菜荚?