I can resharpen you can resharpen she can resharpen we can resharpen you can resharpen they can resharpen
V-ing form
I can be resharpening you can be resharpening she can be resharpening we can be resharpening you can be resharpening they can be resharpening
Perfect
I can have resharpened you can have resharpened she 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 she can have been resharpening we can have been resharpening you can have been resharpening they can have been resharpening
Negation
Simple form
I cannot resharpen you cannot resharpen she cannot resharpen we cannot resharpen you cannot resharpen they cannot resharpen
V-ing form
I cannot be resharpening you cannot be resharpening she cannot be resharpening we cannot be resharpening you cannot be resharpening they cannot be resharpening
Perfect
I cannot have resharpened you cannot have resharpened she cannot have resharpened we cannot have resharpened you cannot have resharpened they cannot have resharpened
V-ing perfect
I cannot have been resharpening you cannot have been resharpening she cannot have been resharpening we cannot have been resharpening you cannot have been resharpening they cannot have been resharpening
Interrogative form
Simple form
can I resharpen? can you resharpen? can she resharpen? can we resharpen? can you resharpen? can they resharpen?
V-ing form
can I be resharpening? can you be resharpening? can she be resharpening? can we be resharpening? can you be resharpening? can they be resharpening?
Perfect
can I have resharpened? can you have resharpened? can she 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 she have been resharpening? can we have been resharpening? can you have been resharpening? can they have been resharpening?
Interro-negative form
Simple form
can I not resharpen? can you not resharpen? can she not resharpen? can we not resharpen? can you not resharpen? can they not resharpen?
V-ing form
can I not be resharpening? can you not be resharpening? can she not be resharpening? can we not be resharpening? can you not be resharpening? can they not be resharpening?
Perfect
can I not have resharpened? can you not have resharpened? can she not have resharpened? can we not have resharpened? can you not have resharpened? can they not have resharpened?
V-ing perfect
can I not have been resharpening? can you not have been resharpening? can she not have been resharpening? can we not have been resharpening? can you not have been resharpening? can they not have been resharpening?