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- 1(-2/3)-(-1/2)+(-1/5)-(+1/6)计算←_←
- 2lost my appetite同义词
- 3what did people speak there是什么意思
- 4very quietly l take my leave As quietly as i came hare 出自那首诗
- 51.ALex wasn't aware that the whole afternoon was gone until all the other boys left 中文是什么?
- 6have class和take class有什么区别吗,
- 7He gave back _____of money to me.
- 8fly out the window是什么意思
- 9用密度为1．18g/cm3、37%的浓盐酸来配制14.6%的稀盐酸100g,需要浓盐酸和水各多少毫升?
- 10根据题意,写出下列题中所列算式表示的意义.