I can entail you can entail he can entail we can entail you can entail they can entail
V-ing form
I can be entailing you can be entailing he can be entailing we can be entailing you can be entailing they can be entailing
Perfect
I can have entailed you can have entailed he can have entailed we can have entailed you can have entailed they can have entailed
V-ing perfect
I can have been entailing you can have been entailing he can have been entailing we can have been entailing you can have been entailing they can have been entailing
Negation
Simple form
I can't entail you can't entail he can't entail we can't entail you can't entail they can't entail
V-ing form
I can't be entailing you can't be entailing he can't be entailing we can't be entailing you can't be entailing they can't be entailing
Perfect
I can't have entailed you can't have entailed he can't have entailed we can't have entailed you can't have entailed they can't have entailed
V-ing perfect
I can't have been entailing you can't have been entailing he can't have been entailing we can't have been entailing you can't have been entailing they can't have been entailing
Interrogative form
Simple form
can I entail? can you entail? can he entail? can we entail? can you entail? can they entail?
V-ing form
can I be entailing? can you be entailing? can he be entailing? can we be entailing? can you be entailing? can they be entailing?
Perfect
can I have entailed? can you have entailed? can he have entailed? can we have entailed? can you have entailed? can they have entailed?
V-ing perfect
can I have been entailing? can you have been entailing? can he have been entailing? can we have been entailing? can you have been entailing? can they have been entailing?
Interro-negative form
Simple form
can't I entail? can't you entail? can't he entail? can't we entail? can't you entail? can't they entail?
V-ing form
can't I be entailing? can't you be entailing? can't he be entailing? can't we be entailing? can't you be entailing? can't they be entailing?
Perfect
can't I have entailed? can't you have entailed? can't he have entailed? can't we have entailed? can't you have entailed? can't they have entailed?
V-ing perfect
can't I have been entailing? can't you have been entailing? can't he have been entailing? can't we have been entailing? can't you have been entailing? can't they have been entailing?