I do not biff you do not biff she does not biff we do not biff you do not biff they do not biff
Presente continuo
I am not biffing you are not biffing she is not biffing we are not biffing you are not biffing they are not biffing
Pretérito
I did not biff you did not biff she did not biff we did not biff you did not biff they did not biff
Pretérito continuo
I was not biffing you were not biffing she was not biffing we were not biffing you were not biffing they were not biffing
Presente perfecto
I have not biffed you have not biffed she has not biffed we have not biffed you have not biffed they have not biffed
Presente perfecto continuo
I have not been biffing you have not been biffing she has not been biffing we have not been biffing you have not been biffing they have not been biffing
Pluscuamperfecto
I had not biffed you had not biffed she had not biffed we had not biffed you had not biffed they had not biffed
Pluscuamperfecto continuo
I had not been biffing you had not been biffing she had not been biffing we had not been biffing you had not been biffing they had not been biffing
Futuro simple
I will not biff you will not biff she will not biff we will not biff you will not biff they will not biff
Futuro continuo
I will not be biffing you will not be biffing she will not be biffing we will not be biffing you will not be biffing they will not be biffing
Futuro perfecto
I will not have biffed you will not have biffed she will not have biffed we will not have biffed you will not have biffed they will not have biffed
Futuro perfecto contínuo
I will not have been biffing you will not have been biffing she will not have been biffing we will not have been biffing you will not have been biffing they will not have been biffing
Condicional
Presente
I would not biff you would not biff she would not biff we would not biff you would not biff they would not biff
Presente continuo
I would not be biffing you would not be biffing she would not be biffing we would not be biffing you would not be biffing they would not be biffing
Passado
I would not have biffed you would not have biffed she would not have biffed we would not have biffed you would not have biffed they would not have biffed
Passado continuo
I would not have been biffing you would not have been biffing she would not have been biffing we would not have been biffing you would not have been biffing they would not have been biffing