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- 1there was trouble with the Hubble_____ A from the beginning B before
- 2如图,在直角梯形ABCD中,以B点为原点建立直角坐标系,AB∥CD,AD⊥DC,AB=BC,且AE⊥BC. (1)求证:AD=AE; (2)若AD=8,DC=4,AB=10,求直线AC的解析式; (3)在(2)中的条件下,在直线AC上
- 3类似于这样子的句子和词语
- 4you'd better to practise speaking english in the morning改错
- 5she has a comuter 怎么改否定句
- 6"Don't drawn on the wall,"Mother said to the noughty boy _.(sad)
- 7一次函数y=x+b与xy围成三角形 周长为2+根号2 求b
- 8x+(x-2)+(x-2-2)=24.6怎么算
- 9写秋天丰收的古诗句
- 10we haven't got any sugar or jam.