can frustrate
Verbo regular: frustrate - frustrated- frustrated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can frustrate
you can frustrate
he can frustrate
we can frustrate
you can frustrate
they can frustrate 	I can be frustrating
you can be frustrating
he can be frustrating
we can be frustrating
you can be frustrating
they can be frustrating	I can have frustrated
you can have frustrated
he can have frustrated
we can have frustrated
you can have frustrated
they can have frustrated	I can have been frustrating
you can have been frustrating
he can have been frustrating
we can have been frustrating
you can have been frustrating
they can have been frustrating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot frustrate
you cannot frustrate
he cannot frustrate
we cannot frustrate
you cannot frustrate
they cannot frustrate 	I cannot be frustrating
you cannot be frustrating
he cannot be frustrating
we cannot be frustrating
you cannot be frustrating
they cannot be frustrating	I cannot have frustrated
you cannot have frustrated
he cannot have frustrated
we cannot have frustrated
you cannot have frustrated
they cannot have frustrated	I cannot have been frustrating
you cannot have been frustrating
he cannot have been frustrating
we cannot have been frustrating
you cannot have been frustrating
they cannot have been frustrating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I frustrate?
can you frustrate?
can he frustrate?
can we frustrate?
can you frustrate?
can they frustrate? 	can I be frustrating?
can you be frustrating?
can he be frustrating?
can we be frustrating?
can you be frustrating?
can they be frustrating? 	can I have frustrated?
can you have frustrated?
can he have frustrated?
can we have frustrated?
can you have frustrated?
can they have frustrated? 	can I have been frustrating?
can you have been frustrating?
can he have been frustrating?
can we have been frustrating?
can you have been frustrating?
can they have been frustrating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not frustrate?
can you not frustrate?
can he not frustrate?
can we not frustrate?
can you not frustrate?
can they not frustrate? 	can I not be frustrating?
can you not be frustrating?
can he not be frustrating?
can we not be frustrating?
can you not be frustrating?
can they not be frustrating? 	can I not have frustrated?
can you not have frustrated?
can he not have frustrated?
can we not have frustrated?
can you not have frustrated?
can they not have frustrated? 	can I not have been frustrating?
can you not have been frustrating?
can he not have been frustrating?
can we not have been frustrating?
can you not have been frustrating?
can they not have been frustrating?