English verb conjugation
CAN CROP

Regular verb: crop - cropped - cropped

Affirmation

Simple form	V-ing form
I can crop you can crop he can crop we can crop you can crop they can crop	I can be cropping you can be cropping he can be cropping we can be cropping you can be cropping they can be cropping
Perfect	V-ing perfect
I can have cropped you can have cropped he can have cropped we can have cropped you can have cropped they can have cropped	I can have been cropping you can have been cropping he can have been cropping we can have been cropping you can have been cropping they can have been cropping

Negation

Simple form	V-ing form
I can't crop you can't crop he can't crop we can't crop you can't crop they can't crop	I can't be cropping you can't be cropping he can't be cropping we can't be cropping you can't be cropping they can't be cropping
Perfect	V-ing perfect
I can't have cropped you can't have cropped he can't have cropped we can't have cropped you can't have cropped they can't have cropped	I can't have been cropping you can't have been cropping he can't have been cropping we can't have been cropping you can't have been cropping they can't have been cropping

Interrogative form

Simple form	V-ing form
can I crop? can you crop? can he crop? can we crop? can you crop? can they crop?	can I be cropping? can you be cropping? can he be cropping? can we be cropping? can you be cropping? can they be cropping?
Perfect	V-ing perfect
can I have cropped? can you have cropped? can he have cropped? can we have cropped? can you have cropped? can they have cropped?	can I have been cropping? can you have been cropping? can he have been cropping? can we have been cropping? can you have been cropping? can they have been cropping?

Interro-negative form

Simple form	V-ing form
can't I crop? can't you crop? can't he crop? can't we crop? can't you crop? can't they crop?	can't I be cropping? can't you be cropping? can't he be cropping? can't we be cropping? can't you be cropping? can't they be cropping?
Perfect	V-ing perfect
can't I have cropped? can't you have cropped? can't he have cropped? can't we have cropped? can't you have cropped? can't they have cropped?	can't I have been cropping? can't you have been cropping? can't he have been cropping? can't we have been cropping? can't you have been cropping? can't they have been cropping?