can wallpaper
Regular verb: wallpaper - wallpapered- wallpapered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can wallpaper
you can wallpaper
she can wallpaper
we can wallpaper
you can wallpaper
they can wallpaper 	I can be wallpapering
you can be wallpapering
she can be wallpapering
we can be wallpapering
you can be wallpapering
they can be wallpapering	I can have wallpapered
you can have wallpapered
she can have wallpapered
we can have wallpapered
you can have wallpapered
they can have wallpapered	I can have been wallpapering
you can have been wallpapering
she can have been wallpapering
we can have been wallpapering
you can have been wallpapering
they can have been wallpapering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't wallpaper
you can't wallpaper
she can't wallpaper
we can't wallpaper
you can't wallpaper
they can't wallpaper 	I can't be wallpapering
you can't be wallpapering
she can't be wallpapering
we can't be wallpapering
you can't be wallpapering
they can't be wallpapering	I can't have wallpapered
you can't have wallpapered
she can't have wallpapered
we can't have wallpapered
you can't have wallpapered
they can't have wallpapered	I can't have been wallpapering
you can't have been wallpapering
she can't have been wallpapering
we can't have been wallpapering
you can't have been wallpapering
they can't have been wallpapering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I wallpaper?
can you wallpaper?
can she wallpaper?
can we wallpaper?
can you wallpaper?
can they wallpaper? 	can I be wallpapering?
can you be wallpapering?
can she be wallpapering?
can we be wallpapering?
can you be wallpapering?
can they be wallpapering? 	can I have wallpapered?
can you have wallpapered?
can she have wallpapered?
can we have wallpapered?
can you have wallpapered?
can they have wallpapered? 	can I have been wallpapering?
can you have been wallpapering?
can she have been wallpapering?
can we have been wallpapering?
can you have been wallpapering?
can they have been wallpapering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I wallpaper?
can't you wallpaper?
can't she wallpaper?
can't we wallpaper?
can't you wallpaper?
can't they wallpaper? 	can't I be wallpapering?
can't you be wallpapering?
can't she be wallpapering?
can't we be wallpapering?
can't you be wallpapering?
can't they be wallpapering? 	can't I have wallpapered?
can't you have wallpapered?
can't she have wallpapered?
can't we have wallpapered?
can't you have wallpapered?
can't they have wallpapered? 	can't I have been wallpapering?
can't you have been wallpapering?
can't she have been wallpapering?
can't we have been wallpapering?
can't you have been wallpapering?
can't they have been wallpapering?