1) If I'm free tomorrow night, I will go to the concert.2) He says he will look in to see us before he leaves our town.3) Jane will stay at home until she feels better.4) When will you visit your grandma?5) When my brother finishes school he will go to college.6) I will tell you as soon as I know.7) I'd like to know when Dan is back8) Give my love to Laura if you see her.9) I won't know when she takes her exam.10) I don't think we will finish our work in time unless you help us.11) I will give you my bike for tomorrow providing you will bring it after tomorrow.12) Mother says we will have dinner after she unpacks our things13) Don't get off the train until it stops.14) You may take this book so long as you don't keep it too long.15) Your boss will give you the day off on condition that you will work.