1. Future Perfect
1.1. future result, complete action
1.1.1. Don't panic! We will have finished our work by Friday.
2. Future Perfect Continuous
2.1. action of a certatin duration (period)
2.1.1. It's not convenient. I will have been waiting for 2 hours.
3. Present Continuous
3.1. arrangement, near future, personal plan, intention (definite time)
3.1.1. I'm leaving for London on Monday.
4. be going to
4.1. arrangement, near future, personal plan, intention (indefinite time)
4.1.1. I'm going to buy some clothes next week.
5. be about to
5.1. very near future
5.1.1. Hurry up! She is about to lock the door.
6. Future Simple
6.1. neutral future
6.1.1. I'll call you tomorrow morning.
6.2. instant decision
6.2.1. It's dark. I'll turn on the light.
6.3. prediction about future
6.3.1. They say next winter will be severe.
6.4. If negative ➡️ refusal
6.4.1. My car won't start!
6.5. Shall I/we ➡️ offer, invitation, suggestion, asking for instructions
6.5.1. Shall I open the window?
7. Future Continuous
7.1. routine, ordinary course of events
7.1.1. I'll be seeing my dentist on Friday.
7.2. action in progress at the given future moment
7.2.1. Don't call me at 11 a. m. I will be working.
7.3. action in progress at the given future period (not duration)
7.3.1. Next week I'll be keeping to a diet.
8. Present Simple
8.1. timetable
8.1.1. The plane leaves at 6 in the morning.
8.2. clause of time, condition, concession
8.2.1. If I meet him, I'll tell him about it.
9. be to
9.1. official arrangement
9.1.1. I am to meet the delegation at the airport.
10. Present Perfect
10.1. Clause of time, condition, concession (completion of the action is necessary)
10.1.1. You'll have dessert if you have eaten your soup.