I can resharpen you can resharpen he can resharpen we can resharpen you can resharpen they can resharpen
V-ing form
I can be resharpening you can be resharpening he can be resharpening we can be resharpening you can be resharpening they can be resharpening
Perfect
I can have resharpened you can have resharpened he can have resharpened we can have resharpened you can have resharpened they can have resharpened
V-ing perfect
I can have been resharpening you can have been resharpening he can have been resharpening we can have been resharpening you can have been resharpening they can have been resharpening
Negation
Simple form
I can't resharpen you can't resharpen he can't resharpen we can't resharpen you can't resharpen they can't resharpen
V-ing form
I can't be resharpening you can't be resharpening he can't be resharpening we can't be resharpening you can't be resharpening they can't be resharpening
Perfect
I can't have resharpened you can't have resharpened he can't have resharpened we can't have resharpened you can't have resharpened they can't have resharpened
V-ing perfect
I can't have been resharpening you can't have been resharpening he can't have been resharpening we can't have been resharpening you can't have been resharpening they can't have been resharpening
Interrogative form
Simple form
can I resharpen? can you resharpen? can he resharpen? can we resharpen? can you resharpen? can they resharpen?
V-ing form
can I be resharpening? can you be resharpening? can he be resharpening? can we be resharpening? can you be resharpening? can they be resharpening?
Perfect
can I have resharpened? can you have resharpened? can he have resharpened? can we have resharpened? can you have resharpened? can they have resharpened?
V-ing perfect
can I have been resharpening? can you have been resharpening? can he have been resharpening? can we have been resharpening? can you have been resharpening? can they have been resharpening?
Interro-negative form
Simple form
can't I resharpen? can't you resharpen? can't he resharpen? can't we resharpen? can't you resharpen? can't they resharpen?
V-ing form
can't I be resharpening? can't you be resharpening? can't he be resharpening? can't we be resharpening? can't you be resharpening? can't they be resharpening?
Perfect
can't I have resharpened? can't you have resharpened? can't he have resharpened? can't we have resharpened? can't you have resharpened? can't they have resharpened?
V-ing perfect
can't I have been resharpening? can't you have been resharpening? can't he have been resharpening? can't we have been resharpening? can't you have been resharpening? can't they have been resharpening?