The subjunctive mood is the best.
The subjunctive is rarely used in colloquial English. Totally irrelevant information, but... it is a relic from Latin, where there are many uses for a subjunctive. There is even a special conditional using the subjunctive mood that expresses the exact circumstances you described, which is usually called future less vivid.
It can be but you can support the theme with the characters thoughts and actions. You may also come up with a theme of your own.
1. has lived
2. will wait
3. is visiting
4. listening to
5. had paused
6. has drawn
7. been coaching
8. remembered to
9. been planning
10. do not play
