Conjugación del verbo inglés
CAN MASTER

Verbo regular: master - mastered - mastered

Afirmación

Forma simple	Forma con V-ing
I can master you can master she can master we can master you can master they can master	I can be mastering you can be mastering she can be mastering we can be mastering you can be mastering they can be mastering
Perfecto	Perfecto con V-ing
I can have mastered you can have mastered she can have mastered we can have mastered you can have mastered they can have mastered	I can have been mastering you can have been mastering she can have been mastering we can have been mastering you can have been mastering they can have been mastering

Negación

Forma simple	Forma con V-ing
I can't master you can't master she can't master we can't master you can't master they can't master	I can't be mastering you can't be mastering she can't be mastering we can't be mastering you can't be mastering they can't be mastering
Perfecto	Perfecto con V-ing
I can't have mastered you can't have mastered she can't have mastered we can't have mastered you can't have mastered they can't have mastered	I can't have been mastering you can't have been mastering she can't have been mastering we can't have been mastering you can't have been mastering they can't have been mastering

Forma interrogativa

Forma simple	Forma con V-ing
can I master? can you master? can she master? can we master? can you master? can they master?	can I be mastering? can you be mastering? can she be mastering? can we be mastering? can you be mastering? can they be mastering?
Perfecto	Perfecto con V-ing
can I have mastered? can you have mastered? can she have mastered? can we have mastered? can you have mastered? can they have mastered?	can I have been mastering? can you have been mastering? can she have been mastering? can we have been mastering? can you have been mastering? can they have been mastering?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I master? can't you master? can't she master? can't we master? can't you master? can't they master?	can't I be mastering? can't you be mastering? can't she be mastering? can't we be mastering? can't you be mastering? can't they be mastering?
Perfecto	Perfecto con V-ing
can't I have mastered? can't you have mastered? can't she have mastered? can't we have mastered? can't you have mastered? can't they have mastered?	can't I have been mastering? can't you have been mastering? can't she have been mastering? can't we have been mastering? can't you have been mastering? can't they have been mastering?