还剩多少
Mother: I told you not to eat cake before supper.Mary: But, Mum, it's part of my homework. "If you take an eighth of a cake from a whole cake, how much is left".
妈妈：我跟你说过晚饭前别吃糕的。
玛莉：可是妈欸，这是我作业的一部分啊。“如果你从一整块蛋糕中取食1/8，还剩多少？”
欢迎学习交流：http://bbs.ebigear.com/forum-161-1.html
bruceleeligang微博：http://weibo.com/bruceleeligang
大耳朵官方微博：http://weibo.com/bigearweb
页:
[1]