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- 1Ineed there bottles of milk.
- 2氢离子浓度都为1摩尔每升的盐酸和醋酸,分别稀释100倍后的氢离子浓度谁大?要有具体的思路过程.
- 3把音乐声音调小 用英语怎么说?
- 4碳酸氢根离子能与氢氧根离子共存吗?能跟氢离子共存吗?碳酸氢根离子显什么性
- 5L/h怎么换算g/kw.h呢?
- 6诗人有“诗圣”杜甫“诗仙”李白等,请问被称为“诗魔”的是谁?A 白居易 B 王维 C 刘禹锡 D 李商隐
- 7下图中,梯形的上底是3厘米,下底是7厘米 ,图中阴影部分的面积比空白部分小4平方厘米.求梯形的面积.
- 8( )Don't disturb me.l___letters all morning and have written ten.
- 9Where are the country CDs?They are ___(straight/behind)the pop music
- 10()Jane ()many things this time yes,so she asks me for some money.A will buy B is goingto buy