”您坐在我這兒吧,周圍的人看見了,讓座,丁丁坐在公交車上,on sunday,媽媽說:“坐好,when people around saw it, "sit down and don t sleep."丁丁看見一位老爺爺上車了, and his heart was sweeter than honey. "grandpa,”應該讓個座,丁丁聽了, ready to go to the zoo. dingding saw an old man get on the bus. dingding thought