下列说法:①两点之间的所有连线中,线段最短;②在数轴上与表示﹣1的点距离是3的点表示的数是2;③连接两点的线段叫做两点间的距离;④射线AB和射线BA是同一条射线;⑤若AC=BC,则点C是线段AB的中点;其中错误的有(填序号) 答案:【1】②③④⑤—Would you like to go to play tennis with me in the school court this weekend? —________ . What about another time? A.I’d like that. Thanks. B.I’m sorry, but I can’t C.Great! D.No, not in the least.