have decided not to do 和 have not dicided to do

have decided not to do 和 have not dicided to do do not have to=? You do not have to do anything You do not have to do anything! well,i have not decided what to do ..what ( ) you?2.i am goi You do not have to apologize是什么意思 Some things really do not have to I do not have anything to say. don not have to do sth.don not need to do sth.need not do st I am not busy.I have not （ ）to do. very often they do not have m____time to do exercise. 这句英语的意思“If you have decided to do so,then it would not regre