-
最佳答案:He can walk three kilometers of path in three hours
-
最佳答案:The beijing-shanghai high iron commissioning the highest speed can reach a 486 k
-
最佳答案:Riding a bike hard with two feet makes u forward only 10 kilometers an hour ; dr
-
最佳答案:1. Ten kilometers per hour2. He is double my age3. Let them be quiet4. Add up th