已知线段AB被点C(2,0,2)和D(5,-2,0)三等分,则端点A和B的坐标为( ). 已知线段AB被点C(2,0,2)和D(5,-2,0)三等分,则端点A和B的坐标为( ). A.A(-1,2,4),B(8,-4,-2) B.A(1,2,4), 分类:小学数学 题型:简答题 查看答案
What does the woman mean? What does the woman mean?A.They're ready for the snow. B.Once it starts, it'll s 分类:小学数学 题型:简答题 查看答案
sometimes he would make himself__________in the kitchen by c sometimes he would make himself__________in the kitchen by cleaning and tidying. 分类:小学数学 题型:简答题 查看答案
Which of the following is the smallest in size? Which of the following is the smallest in size? A.Viruses. B.New filters. C.Livi 分类:小学数学 题型:简答题 查看答案