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- 1黄山松的枝条具有异常强大的团结力缩句黄山松具有团结力对么?
- 2A man was traveling abroad in a small red car.One day he left the car and went shopping.When he c
- 3It is generally believed that there is a ______ between smoking and lung cancer.
- 4把下面等式改写成比例 3X40=8X15 2.5X0.4=0.5X2 (要8个)
- 5文学活动的四要素构成
- 6等比数列5,-15,45,……的第四项为多少?
- 7两个数都是合数,又是互质数,它们的最小公倍数是144,这两个数分别是多少?
- 8如图,在▱ABCD中,点E、F分别在BC、AD上,且AF=CE.求证四边形AECF是平行四边形.
- 9What do the students need to do when a teacher comes into the classroom
- 10y=cosx-sinx,求y的最大值和最小值,