I can scrape you can scrape he can scrape we can scrape you can scrape they can scrape
V-ing form
I can be scraping you can be scraping he can be scraping we can be scraping you can be scraping they can be scraping
Perfect
I can have scraped you can have scraped he can have scraped we can have scraped you can have scraped they can have scraped
V-ing perfect
I can have been scraping you can have been scraping he can have been scraping we can have been scraping you can have been scraping they can have been scraping
Negation
Simple form
I can't scrape you can't scrape he can't scrape we can't scrape you can't scrape they can't scrape
V-ing form
I can't be scraping you can't be scraping he can't be scraping we can't be scraping you can't be scraping they can't be scraping
Perfect
I can't have scraped you can't have scraped he can't have scraped we can't have scraped you can't have scraped they can't have scraped
V-ing perfect
I can't have been scraping you can't have been scraping he can't have been scraping we can't have been scraping you can't have been scraping they can't have been scraping
Interrogative form
Simple form
can I scrape? can you scrape? can he scrape? can we scrape? can you scrape? can they scrape?
V-ing form
can I be scraping? can you be scraping? can he be scraping? can we be scraping? can you be scraping? can they be scraping?
Perfect
can I have scraped? can you have scraped? can he have scraped? can we have scraped? can you have scraped? can they have scraped?
V-ing perfect
can I have been scraping? can you have been scraping? can he have been scraping? can we have been scraping? can you have been scraping? can they have been scraping?
Interro-negative form
Simple form
can't I scrape? can't you scrape? can't he scrape? can't we scrape? can't you scrape? can't they scrape?
V-ing form
can't I be scraping? can't you be scraping? can't he be scraping? can't we be scraping? can't you be scraping? can't they be scraping?
Perfect
can't I have scraped? can't you have scraped? can't he have scraped? can't we have scraped? can't you have scraped? can't they have scraped?
V-ing perfect
can't I have been scraping? can't you have been scraping? can't he have been scraping? can't we have been scraping? can't you have been scraping? can't they have been scraping?