can water
Regular verb: water - watered- watered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can water
you can water
she can water
we can water
you can water
they can water 	I can be watering
you can be watering
she can be watering
we can be watering
you can be watering
they can be watering	I can have watered
you can have watered
she can have watered
we can have watered
you can have watered
they can have watered	I can have been watering
you can have been watering
she can have been watering
we can have been watering
you can have been watering
they can have been watering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot water
you cannot water
she cannot water
we cannot water
you cannot water
they cannot water 	I cannot be watering
you cannot be watering
she cannot be watering
we cannot be watering
you cannot be watering
they cannot be watering	I cannot have watered
you cannot have watered
she cannot have watered
we cannot have watered
you cannot have watered
they cannot have watered	I cannot have been watering
you cannot have been watering
she cannot have been watering
we cannot have been watering
you cannot have been watering
they cannot have been watering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I water?
can you water?
can she water?
can we water?
can you water?
can they water? 	can I be watering?
can you be watering?
can she be watering?
can we be watering?
can you be watering?
can they be watering? 	can I have watered?
can you have watered?
can she have watered?
can we have watered?
can you have watered?
can they have watered? 	can I have been watering?
can you have been watering?
can she have been watering?
can we have been watering?
can you have been watering?
can they have been watering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not water?
can you not water?
can she not water?
can we not water?
can you not water?
can they not water? 	can I not be watering?
can you not be watering?
can she not be watering?
can we not be watering?
can you not be watering?
can they not be watering? 	can I not have watered?
can you not have watered?
can she not have watered?
can we not have watered?
can you not have watered?
can they not have watered? 	can I not have been watering?
can you not have been watering?
can she not have been watering?
can we not have been watering?
can you not have been watering?
can they not have been watering?