1. The train will have left by the time we get to the station.
The train won't have left by the time we get to the station.
Will the train have left by the time we get to the station?
2. I will have finished reading the book by 11 o'clock a.m.
I won't have finished reading the book by 11 o'clock a.m.
Will I have finished reading the book by 11 o'clock a.m?
3. They will have repaired the car by the time we come.
They won't have repaired the car by the time we come.
Will they have repaired the car by the time we come?
4. By two o'clock we will have discussed all issues (problems).
By two o'clock we won't have discussed all issues (problems).
Will we have discussed all issues (problems) by two o'clock?