English verb conjugation
CAN JAPAN

Regular verb: japan - japaned - japaned

Affirmation

Simple form	V-ing form
I can japan you can japan he can japan we can japan you can japan they can japan	I can be japaning you can be japaning he can be japaning we can be japaning you can be japaning they can be japaning
Perfect	V-ing perfect
I can have japaned you can have japaned he can have japaned we can have japaned you can have japaned they can have japaned	I can have been japaning you can have been japaning he can have been japaning we can have been japaning you can have been japaning they can have been japaning

Negation

Simple form	V-ing form
I can't japan you can't japan he can't japan we can't japan you can't japan they can't japan	I can't be japaning you can't be japaning he can't be japaning we can't be japaning you can't be japaning they can't be japaning
Perfect	V-ing perfect
I can't have japaned you can't have japaned he can't have japaned we can't have japaned you can't have japaned they can't have japaned	I can't have been japaning you can't have been japaning he can't have been japaning we can't have been japaning you can't have been japaning they can't have been japaning

Interrogative form

Simple form	V-ing form
can I japan? can you japan? can he japan? can we japan? can you japan? can they japan?	can I be japaning? can you be japaning? can he be japaning? can we be japaning? can you be japaning? can they be japaning?
Perfect	V-ing perfect
can I have japaned? can you have japaned? can he have japaned? can we have japaned? can you have japaned? can they have japaned?	can I have been japaning? can you have been japaning? can he have been japaning? can we have been japaning? can you have been japaning? can they have been japaning?

Interro-negative form

Simple form	V-ing form
can't I japan? can't you japan? can't he japan? can't we japan? can't you japan? can't they japan?	can't I be japaning? can't you be japaning? can't he be japaning? can't we be japaning? can't you be japaning? can't they be japaning?
Perfect	V-ing perfect
can't I have japaned? can't you have japaned? can't he have japaned? can't we have japaned? can't you have japaned? can't they have japaned?	can't I have been japaning? can't you have been japaning? can't he have been japaning? can't we have been japaning? can't you have been japaning? can't they have been japaning?