How much did you weigh when you were born? How much do you weigh when you were born?两句谁对谁错,;;理由!

问题描述:

How much did you weigh when you were born? How much do you weigh when you were born?
两句谁对谁错,;;理由!

没有对错,但是第一句 前后时态一致 更符合常用习惯.