Simple future

An action in a generic future / decision made at the moment of speaking)

"will"

"I will go to Paris"

to be going to (intention)

"I am going to visit Paris."

Present continuous (future: plan)

"I am visiting Paris"

Future Continuous

Future Perfect

• refer to time which we imagine looking back at from a future point
  • "In two years time, I'll have finished the book"
  • "By the end of the month, I'll have been working for this firm for a year"

Future perfect continuous

• describe an event which will be happening at a future point.
  • "I'll be painting in the living room"
• describe events which are going to happen anyway.
  • "I won't bother to fix a time to see you because I'll be calling into the office anyway"