could landslide
Irregular verb: landslide - landslid- landslid

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could landslide
you could landslide
she could landslide
we could landslide
you could landslide
they could landslide 	I could be landsliding
you could be landsliding
she could be landsliding
we could be landsliding
you could be landsliding
they could be landsliding	I could have landslid
you could have landslid
she could have landslid
we could have landslid
you could have landslid
they could have landslid	I could have been landsliding
you could have been landsliding
she could have been landsliding
we could have been landsliding
you could have been landsliding
they could have been landsliding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't landslide
you couldn't landslide
she couldn't landslide
we couldn't landslide
you couldn't landslide
they couldn't landslide 	I couldn't be landsliding
you couldn't be landsliding
she couldn't be landsliding
we couldn't be landsliding
you couldn't be landsliding
they couldn't be landsliding	I couldn't have landslid
you couldn't have landslid
she couldn't have landslid
we couldn't have landslid
you couldn't have landslid
they couldn't have landslid	I couldn't have been landsliding
you couldn't have been landsliding
she couldn't have been landsliding
we couldn't have been landsliding
you couldn't have been landsliding
they couldn't have been landsliding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I landslide?
could you landslide?
could she landslide?
could we landslide?
could you landslide?
could they landslide? 	could I be landsliding?
could you be landsliding?
could she be landsliding?
could we be landsliding?
could you be landsliding?
could they be landsliding? 	could I have landslid?
could you have landslid?
could she have landslid?
could we have landslid?
could you have landslid?
could they have landslid? 	could I have been landsliding?
could you have been landsliding?
could she have been landsliding?
could we have been landsliding?
could you have been landsliding?
could they have been landsliding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I landslide?
couldn't you landslide?
couldn't she landslide?
couldn't we landslide?
couldn't you landslide?
couldn't they landslide? 	couldn't I be landsliding?
couldn't you be landsliding?
couldn't she be landsliding?
couldn't we be landsliding?
couldn't you be landsliding?
couldn't they be landsliding? 	couldn't I have landslid?
couldn't you have landslid?
couldn't she have landslid?
couldn't we have landslid?
couldn't you have landslid?
couldn't they have landslid? 	couldn't I have been landsliding?
couldn't you have been landsliding?
couldn't she have been landsliding?
couldn't we have been landsliding?
couldn't you have been landsliding?
couldn't they have been landsliding?