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- 1已知角AOB=45度,角BOC=30度,求角AOC的度数
- 2连词成句 1,Tom,to,be,doesn't,Ben's,want,pen,friend.2,school,English,your,danghter,does,study,at?
- 3Rain will never appear together with sun.
- 4请问“甫”字能加什么偏旁组成另外一个字?
- 5正方体ABCD-A1B1C1D1的棱长为1,E,F分别为线段AA1,BB1上的点,则三棱锥D1-EDF的体积为
- 6化简b的平方加ab分之a的平方减去b的平方
- 7几位同学围看一台显微镜时,视野有时会变暗,这是为什么
- 8用英语作文5句话怎么写?
- 9Along____ side of the streets are planted trees and flowers.A:each B:both C:all D:every
- 10The rain()(help)the plants ()(grow)