Future Perfect Continuous Tense

Affirmative
I will have been drinking a cup of coffee.
You will have been drinking a cup of coffee.
We will have been drinking a cup of coffee.
They will have been drinking a cup of coffee.
He will have been drinking a cup of coffee.
She will have been drinking a cup of coffee.
Guntur will have been drinking a cup of coffee.
Father will have been drinking a cup of coffee.
He and she will have been drinking a cup of coffee.
Father and Guntur will have been drinking a cup of coffee.

Negative
I will not have been drinking a cup of coffee.
You will not have been drinking a cup of coffee.
We will not have been drinking a cup of coffee.
They will not have been drinking a cup of coffee.
He will not have been drinking a cup of coffee.
She will not have been drinking a cup of coffee.
Guntur will not have been drinking a cup of coffee.
Father will not have been drinking a cup of coffee.
He and she will not have been drinking a cup of coffee.
Father and Guntur will not have been drinking a cup of coffee.

Interrogative
Will I have been drinking a cup of coffee?
Will you have been drinking a cup of coffee?
Will we have been drinking a cup of coffee?
Will they have been drinking a cup of coffee?
Will he have been drinking a cup of coffee?
Will she have been drinking a cup of coffee?
Will Guntur have been drinking a cup of coffee?
Will father have been drinking a cup of coffee?
Will he and she have been drinking a cup of coffee?
Will father and Guntur have been drinking a cup of coffee?

Negative Interrogative
Will I not have been drinking a cup of coffee?
Will you not have been drinking a cup of coffee?
Will we not have been drinking a cup of coffee?
Will they not have been drinking a cup of coffee?
Will he not have been drinking a cup of coffee?
Will she not have been drinking a cup of coffee?
Will Guntur not have been drinking a cup of coffee?
Will father not have been drinking a cup of coffee?
Will he and she not have been drinking a cup of coffee?
Will father and Guntur not have been drinking a cup of coffee?