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- 1I hope this little warming may be of service to them,and help them change this habit.
- 2有一位8位数,把他四舍五入到千万位是5千万,这个数最大是多少,最小是多少
- 3已知a,b属于 (0,π),且tana、tanb是方程x²-5x+6=0的两个根,求cos(a-b)
- 4几个三角形中概念的解释‘‘
- 5He got hurt in the ganme last week
- 6She _____opened the door.她亲自开的门.空上填什么?
- 7一个数的5分之4比它的75%多10,这个数是多少?用方程解
- 8年轻而富有才华的音乐家肖邦,不得不离开自己的祖国.(缩句) 本人急.
- 9mine yours his hers whose hat coat t-shirt skirt pants怎么读?用汉字表示
- 10He is a______ a little more serious about schoolwork. “____”上填什么?