一个月之前，李先生生病了，他到医院去看病了。这时他意思到是因为锻炼太少

一个月之前，李先生生病了，他到医院去看病了。这时他意思到是因为锻炼太少，所以才会生病，因此他在心里告诉自己，以后一定要加强锻炼。
他的病很严重，他住院了，在病床上，他心里依然在告诉自己，以后要加强锻炼。
过了一段时间，他的病好了，他终于出院了，他很开心。他又一次心里暗暗地告诉自己，以后一定要加强锻炼。
但是，他回家之后就全忘了，他依然和同学在打麻将，整天都是这样，可以说是废寝忘食。

結果 (中文) 2:

A month ago, Mr Li was ill, he went to the hospital to see a doctor.When he realized because exercise too little, so sick, so he told myself in my heart, must strengthen the exercise.His illness is very serious, he is in the hospital, in bed, he told himself still, later must strengthen the exercise.And after a time, he got sick, he finally got out of the hospital, he is very happy.He told himself once again secretly, must strengthen the exercise.

but after going back home, he forgot all, he still and students in playing mahjong, all is such, can be said to sleep.