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- 1一个比的后项扩大2倍,前项不变,则比值就_;若比的前项扩大2倍,后项缩小到原数的1/3,则比值就_.
- 2初中里哪些词后面动词加-ing或-to do ,比如说like
- 3为什么电场线的切线既是电场强度的方向,又是带电粒子所受电场力的方向.
- 4临渊慕鱼,啥意思?
- 5what's your favourite food?改为同义句
- 6Maybe I will save enough money to buy a new bike.
- 7黑土是最肥沃的土壤全世界三大黑土带分布在
- 8初二数学同步伴读第13.14页,
- 9Anyway,i will love you until the end of the world
- 10They can't decide _____ next.