高考问答唐甲一疗程多少钱:你相信人有生物钟吗，请用英语回答，我有急用，谢谢！！
来源：百度文库 编辑：高考问答 时间：2024/05/08 17:34:27
Yes,I think so.Because people can feel hungry or thirsty at regular time,and people will have the special mood at sometime,such as:dysthymia,low-spirited,high-spirits and so on.
I believe!