I can pant you can pant she can pant we can pant you can pant they can pant
V-ing form
I can be panting you can be panting she can be panting we can be panting you can be panting they can be panting
Perfect
I can have panted you can have panted she can have panted we can have panted you can have panted they can have panted
V-ing perfect
I can have been panting you can have been panting she can have been panting we can have been panting you can have been panting they can have been panting
Negation
Simple form
I can't pant you can't pant she can't pant we can't pant you can't pant they can't pant
V-ing form
I can't be panting you can't be panting she can't be panting we can't be panting you can't be panting they can't be panting
Perfect
I can't have panted you can't have panted she can't have panted we can't have panted you can't have panted they can't have panted
V-ing perfect
I can't have been panting you can't have been panting she can't have been panting we can't have been panting you can't have been panting they can't have been panting
Interrogative form
Simple form
can I pant? can you pant? can she pant? can we pant? can you pant? can they pant?
V-ing form
can I be panting? can you be panting? can she be panting? can we be panting? can you be panting? can they be panting?
Perfect
can I have panted? can you have panted? can she have panted? can we have panted? can you have panted? can they have panted?
V-ing perfect
can I have been panting? can you have been panting? can she have been panting? can we have been panting? can you have been panting? can they have been panting?
Interro-negative form
Simple form
can't I pant? can't you pant? can't she pant? can't we pant? can't you pant? can't they pant?
V-ing form
can't I be panting? can't you be panting? can't she be panting? can't we be panting? can't you be panting? can't they be panting?
Perfect
can't I have panted? can't you have panted? can't she have panted? can't we have panted? can't you have panted? can't they have panted?
V-ing perfect
can't I have been panting? can't you have been panting? can't she have been panting? can't we have been panting? can't you have been panting? can't they have been panting?