can endeavour
Verbo regular: endeavour - endeavoured- endeavoured

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can endeavour
you can endeavour
he can endeavour
we can endeavour
you can endeavour
they can endeavour 	I can be endeavouring
you can be endeavouring
he can be endeavouring
we can be endeavouring
you can be endeavouring
they can be endeavouring	I can have endeavoured
you can have endeavoured
he can have endeavoured
we can have endeavoured
you can have endeavoured
they can have endeavoured	I can have been endeavouring
you can have been endeavouring
he can have been endeavouring
we can have been endeavouring
you can have been endeavouring
they can have been endeavouring	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot endeavour
you cannot endeavour
he cannot endeavour
we cannot endeavour
you cannot endeavour
they cannot endeavour 	I cannot be endeavouring
you cannot be endeavouring
he cannot be endeavouring
we cannot be endeavouring
you cannot be endeavouring
they cannot be endeavouring	I cannot have endeavoured
you cannot have endeavoured
he cannot have endeavoured
we cannot have endeavoured
you cannot have endeavoured
they cannot have endeavoured	I cannot have been endeavouring
you cannot have been endeavouring
he cannot have been endeavouring
we cannot have been endeavouring
you cannot have been endeavouring
they cannot have been endeavouring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I endeavour?
can you endeavour?
can he endeavour?
can we endeavour?
can you endeavour?
can they endeavour? 	can I be endeavouring?
can you be endeavouring?
can he be endeavouring?
can we be endeavouring?
can you be endeavouring?
can they be endeavouring? 	can I have endeavoured?
can you have endeavoured?
can he have endeavoured?
can we have endeavoured?
can you have endeavoured?
can they have endeavoured? 	can I have been endeavouring?
can you have been endeavouring?
can he have been endeavouring?
can we have been endeavouring?
can you have been endeavouring?
can they have been endeavouring? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not endeavour?
can you not endeavour?
can he not endeavour?
can we not endeavour?
can you not endeavour?
can they not endeavour? 	can I not be endeavouring?
can you not be endeavouring?
can he not be endeavouring?
can we not be endeavouring?
can you not be endeavouring?
can they not be endeavouring? 	can I not have endeavoured?
can you not have endeavoured?
can he not have endeavoured?
can we not have endeavoured?
can you not have endeavoured?
can they not have endeavoured? 	can I not have been endeavouring?
can you not have been endeavouring?
can he not have been endeavouring?
can we not have been endeavouring?
can you not have been endeavouring?
can they not have been endeavouring?