can lifeguard
Verbo regular: lifeguard - lifeguarded- lifeguarded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can lifeguard
you can lifeguard
he can lifeguard
we can lifeguard
you can lifeguard
they can lifeguard 	I can be lifeguarding
you can be lifeguarding
he can be lifeguarding
we can be lifeguarding
you can be lifeguarding
they can be lifeguarding	I can have lifeguarded
you can have lifeguarded
he can have lifeguarded
we can have lifeguarded
you can have lifeguarded
they can have lifeguarded	I can have been lifeguarding
you can have been lifeguarding
he can have been lifeguarding
we can have been lifeguarding
you can have been lifeguarding
they can have been lifeguarding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't lifeguard
you can't lifeguard
he can't lifeguard
we can't lifeguard
you can't lifeguard
they can't lifeguard 	I can't be lifeguarding
you can't be lifeguarding
he can't be lifeguarding
we can't be lifeguarding
you can't be lifeguarding
they can't be lifeguarding	I can't have lifeguarded
you can't have lifeguarded
he can't have lifeguarded
we can't have lifeguarded
you can't have lifeguarded
they can't have lifeguarded	I can't have been lifeguarding
you can't have been lifeguarding
he can't have been lifeguarding
we can't have been lifeguarding
you can't have been lifeguarding
they can't have been lifeguarding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I lifeguard?
can you lifeguard?
can he lifeguard?
can we lifeguard?
can you lifeguard?
can they lifeguard? 	can I be lifeguarding?
can you be lifeguarding?
can he be lifeguarding?
can we be lifeguarding?
can you be lifeguarding?
can they be lifeguarding? 	can I have lifeguarded?
can you have lifeguarded?
can he have lifeguarded?
can we have lifeguarded?
can you have lifeguarded?
can they have lifeguarded? 	can I have been lifeguarding?
can you have been lifeguarding?
can he have been lifeguarding?
can we have been lifeguarding?
can you have been lifeguarding?
can they have been lifeguarding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I lifeguard?
can't you lifeguard?
can't he lifeguard?
can't we lifeguard?
can't you lifeguard?
can't they lifeguard? 	can't I be lifeguarding?
can't you be lifeguarding?
can't he be lifeguarding?
can't we be lifeguarding?
can't you be lifeguarding?
can't they be lifeguarding? 	can't I have lifeguarded?
can't you have lifeguarded?
can't he have lifeguarded?
can't we have lifeguarded?
can't you have lifeguarded?
can't they have lifeguarded? 	can't I have been lifeguarding?
can't you have been lifeguarding?
can't he have been lifeguarding?
can't we have been lifeguarding?
can't you have been lifeguarding?
can't they have been lifeguarding?