could aim
Regular verb: aim - aimed- aimed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could aim
you could aim
he could aim
we could aim
you could aim
they could aim 	I could be aiming
you could be aiming
he could be aiming
we could be aiming
you could be aiming
they could be aiming	I could have aimed
you could have aimed
he could have aimed
we could have aimed
you could have aimed
they could have aimed	I could have been aiming
you could have been aiming
he could have been aiming
we could have been aiming
you could have been aiming
they could have been aiming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't aim
you couldn't aim
he couldn't aim
we couldn't aim
you couldn't aim
they couldn't aim 	I couldn't be aiming
you couldn't be aiming
he couldn't be aiming
we couldn't be aiming
you couldn't be aiming
they couldn't be aiming	I couldn't have aimed
you couldn't have aimed
he couldn't have aimed
we couldn't have aimed
you couldn't have aimed
they couldn't have aimed	I couldn't have been aiming
you couldn't have been aiming
he couldn't have been aiming
we couldn't have been aiming
you couldn't have been aiming
they couldn't have been aiming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I aim?
could you aim?
could he aim?
could we aim?
could you aim?
could they aim? 	could I be aiming?
could you be aiming?
could he be aiming?
could we be aiming?
could you be aiming?
could they be aiming? 	could I have aimed?
could you have aimed?
could he have aimed?
could we have aimed?
could you have aimed?
could they have aimed? 	could I have been aiming?
could you have been aiming?
could he have been aiming?
could we have been aiming?
could you have been aiming?
could they have been aiming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I aim?
couldn't you aim?
couldn't he aim?
couldn't we aim?
couldn't you aim?
couldn't they aim? 	couldn't I be aiming?
couldn't you be aiming?
couldn't he be aiming?
couldn't we be aiming?
couldn't you be aiming?
couldn't they be aiming? 	couldn't I have aimed?
couldn't you have aimed?
couldn't he have aimed?
couldn't we have aimed?
couldn't you have aimed?
couldn't they have aimed? 	couldn't I have been aiming?
couldn't you have been aiming?
couldn't he have been aiming?
couldn't we have been aiming?
couldn't you have been aiming?
couldn't they have been aiming?