I can landslide you can landslide he can landslide we can landslide you can landslide they can landslide
V-ing form
I can be landsliding you can be landsliding he can be landsliding we can be landsliding you can be landsliding they can be landsliding
Perfect
I can have landslid you can have landslid he can have landslid we can have landslid you can have landslid they can have landslid
V-ing perfect
I can have been landsliding you can have been landsliding he can have been landsliding we can have been landsliding you can have been landsliding they can have been landsliding
Negation
Simple form
I cannot landslide you cannot landslide he cannot landslide we cannot landslide you cannot landslide they cannot landslide
V-ing form
I cannot be landsliding you cannot be landsliding he cannot be landsliding we cannot be landsliding you cannot be landsliding they cannot be landsliding
Perfect
I cannot have landslid you cannot have landslid he cannot have landslid we cannot have landslid you cannot have landslid they cannot have landslid
V-ing perfect
I cannot have been landsliding you cannot have been landsliding he cannot have been landsliding we cannot have been landsliding you cannot have been landsliding they cannot have been landsliding
Interrogative form
Simple form
can I landslide? can you landslide? can he landslide? can we landslide? can you landslide? can they landslide?
V-ing form
can I be landsliding? can you be landsliding? can he be landsliding? can we be landsliding? can you be landsliding? can they be landsliding?
Perfect
can I have landslid? can you have landslid? can he have landslid? can we have landslid? can you have landslid? can they have landslid?
V-ing perfect
can I have been landsliding? can you have been landsliding? can he have been landsliding? can we have been landsliding? can you have been landsliding? can they have been landsliding?
Interro-negative form
Simple form
can I not landslide? can you not landslide? can he not landslide? can we not landslide? can you not landslide? can they not landslide?
V-ing form
can I not be landsliding? can you not be landsliding? can he not be landsliding? can we not be landsliding? can you not be landsliding? can they not be landsliding?
Perfect
can I not have landslid? can you not have landslid? can he not have landslid? can we not have landslid? can you not have landslid? can they not have landslid?
V-ing perfect
can I not have been landsliding? can you not have been landsliding? can he not have been landsliding? can we not have been landsliding? can you not have been landsliding? can they not have been landsliding?