Say on what condition they will do it.
1. sandy will go boating if the weather... . a) to snow
2. sally will go to yhe great lares if she ... . b) to come to the usa
3. david will make a snowman if it ... . c) to be fine
4. mary will have a voyage if she ... . d) to sail to america
5. they'll learn a lot of about native americans if they ... . e) to read a book about them.