The Future Perfect tense is used for actions that will be completed between now and at an expected time.
In other words, it refers to activities planned to be completed before another later point, a deadline.
Example
At 5 pm, the football match will have ended, so we will not be part of the usual traffic jam.
Exception: The future perfect tense and simple future tense can be used interchangeably.
How to use the future perfect tense
You use the future perfect tense to describe actions that will happen at a specific time in the future.
This means actions that are scheduled for a defined time. You can use the prepositions before or by the time to emphasize which event will happen first.
Example
By 10 pm, I return home; baby Dulip will have slept.
The baseball game will have ended before you arrive. Please, do not come.
How to make negative future perfect tense sentences
Negative sentences require the auxiliary not or the contraction won’t add with will and have.
How to ask future perfect questions.
You can use the following sentence structure to ask questions in the future perfect tense.
Will +subject +have + past participle
Example
Paula, I will be home by 5:30 pm. Will you have cooked by then?
Will you have cleaned the bedroom in 1 hour?
Exercise
Will you …………. (ask) your Dad for permission to go to the birthday party?
Will she…………… (work) for 8 hours if it wasn’t the weekend?
They …………….(not/call) two weeks ago, if they knew they will see you today.
We …………(not/use) our money at the mall for shopping even before our salary paydays.
Peter ………….. (to be) a graduate by the time I return for Military Service.
My aunt ………… (to have) come back for lunch by the time we reach home.
The president ……….. (to say) the yearly reports before the end of his speech.
Self-practice exercise
Use the verbs below to make sentences.
Do
Get
Take
Go
See
Come
Travel
Study
Make
Decide
For more future tense exercises, check the following links