could store
Regular verb: store - stored- stored

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could store
you could store
she could store
we could store
you could store
they could store 	I could be storing
you could be storing
she could be storing
we could be storing
you could be storing
they could be storing	I could have stored
you could have stored
she could have stored
we could have stored
you could have stored
they could have stored	I could have been storing
you could have been storing
she could have been storing
we could have been storing
you could have been storing
they could have been storing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't store
you couldn't store
she couldn't store
we couldn't store
you couldn't store
they couldn't store 	I couldn't be storing
you couldn't be storing
she couldn't be storing
we couldn't be storing
you couldn't be storing
they couldn't be storing	I couldn't have stored
you couldn't have stored
she couldn't have stored
we couldn't have stored
you couldn't have stored
they couldn't have stored	I couldn't have been storing
you couldn't have been storing
she couldn't have been storing
we couldn't have been storing
you couldn't have been storing
they couldn't have been storing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I store?
could you store?
could she store?
could we store?
could you store?
could they store? 	could I be storing?
could you be storing?
could she be storing?
could we be storing?
could you be storing?
could they be storing? 	could I have stored?
could you have stored?
could she have stored?
could we have stored?
could you have stored?
could they have stored? 	could I have been storing?
could you have been storing?
could she have been storing?
could we have been storing?
could you have been storing?
could they have been storing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I store?
couldn't you store?
couldn't she store?
couldn't we store?
couldn't you store?
couldn't they store? 	couldn't I be storing?
couldn't you be storing?
couldn't she be storing?
couldn't we be storing?
couldn't you be storing?
couldn't they be storing? 	couldn't I have stored?
couldn't you have stored?
couldn't she have stored?
couldn't we have stored?
couldn't you have stored?
couldn't they have stored? 	couldn't I have been storing?
couldn't you have been storing?
couldn't she have been storing?
couldn't we have been storing?
couldn't you have been storing?
couldn't they have been storing?