Решение:
Используем глаголы и маркеры will/won't для завершения предложений:
- Some of my friends will go to university. (go ✔)
- The 2012 Olympics will be in Sochi. (be X)
- People will live on other planets in 2020. (live X)
- We will do exams in June. (do ✔)
- Canada will win the next World Cup. (win X)
- Everyone will grow old one day! (grow old ✔)
Ответ: 1. will go 2. will be 3. will live 4. will do 5. will win 6. will grow old