题目内容：

-how long have been like this? -octerber 13th, monday.
为什么用since不用from请各位高手多多指点.thanks.

优质解答

老实说我觉得这句对话有语病~~问句没主语,而答句又答非所问,除非是
-how long have you been like this?
-since october 13th,monday.