how long will the offer remain good?

how long will the offer remain good? how long will you leave your offer open? 书上的句子：How long did the wreck remain undisturbed Will the remember remain THIS OFFER WILL REMAIN VALID UNTIL OCT.16是什么意思 How long will the morning run last? How long will the meetng last? how long will the meal take how long will the play last? 一个英语问题,1.how long will we record the song =How long will the the spirit will remain 歌词 will the remembered remain forever?