can ingrain
Regular verb: ingrain - ingrained- ingrained

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can ingrain
you can ingrain
he can ingrain
we can ingrain
you can ingrain
they can ingrain 	I can be ingraining
you can be ingraining
he can be ingraining
we can be ingraining
you can be ingraining
they can be ingraining	I can have ingrained
you can have ingrained
he can have ingrained
we can have ingrained
you can have ingrained
they can have ingrained	I can have been ingraining
you can have been ingraining
he can have been ingraining
we can have been ingraining
you can have been ingraining
they can have been ingraining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot ingrain
you cannot ingrain
he cannot ingrain
we cannot ingrain
you cannot ingrain
they cannot ingrain 	I cannot be ingraining
you cannot be ingraining
he cannot be ingraining
we cannot be ingraining
you cannot be ingraining
they cannot be ingraining	I cannot have ingrained
you cannot have ingrained
he cannot have ingrained
we cannot have ingrained
you cannot have ingrained
they cannot have ingrained	I cannot have been ingraining
you cannot have been ingraining
he cannot have been ingraining
we cannot have been ingraining
you cannot have been ingraining
they cannot have been ingraining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I ingrain?
can you ingrain?
can he ingrain?
can we ingrain?
can you ingrain?
can they ingrain? 	can I be ingraining?
can you be ingraining?
can he be ingraining?
can we be ingraining?
can you be ingraining?
can they be ingraining? 	can I have ingrained?
can you have ingrained?
can he have ingrained?
can we have ingrained?
can you have ingrained?
can they have ingrained? 	can I have been ingraining?
can you have been ingraining?
can he have been ingraining?
can we have been ingraining?
can you have been ingraining?
can they have been ingraining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not ingrain?
can you not ingrain?
can he not ingrain?
can we not ingrain?
can you not ingrain?
can they not ingrain? 	can I not be ingraining?
can you not be ingraining?
can he not be ingraining?
can we not be ingraining?
can you not be ingraining?
can they not be ingraining? 	can I not have ingrained?
can you not have ingrained?
can he not have ingrained?
can we not have ingrained?
can you not have ingrained?
can they not have ingrained? 	can I not have been ingraining?
can you not have been ingraining?
can he not have been ingraining?
can we not have been ingraining?
can you not have been ingraining?
can they not have been ingraining?