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2. 人称代词和物主代词的用法;3. 名词的单复数和所有格的用法;No. I know they are Lucy''s. Lily''s clothes are on a clothes tree near the window. Her trousers are brown, her blouse is white and her skirt is blue. There is a new hat on the clothes tree, but it''s not Lily''s, it''s... 阅374 转0 评0 公众公开 10-10-24 19:58 |
初中数学知识点总结一、基本知识㈠、数与代数A、数与式:1、有理数有理数:①整数->正整数/0/负整数②分数->正分数/负分数数轴:①画一条水平直线,在直线上取一点表示0(原点),选取某一长度作为单位长度,规定直线上向右的方向为正方向,就得到数轴。不等式的解集:①能使不等式成立的未知数的值,叫做不等式的解。判定定理:到线段2... 阅2 转自流沙1972 公众公开 10-10-24 19:49 |