English verb conjugation
CAN HICCOUGH

Regular verb: hiccough - hiccoughed - hiccoughed

Affirmation

Simple form	V-ing form
I can hiccough you can hiccough he can hiccough we can hiccough you can hiccough they can hiccough	I can be hiccoughing you can be hiccoughing he can be hiccoughing we can be hiccoughing you can be hiccoughing they can be hiccoughing
Perfect	V-ing perfect
I can have hiccoughed you can have hiccoughed he can have hiccoughed we can have hiccoughed you can have hiccoughed they can have hiccoughed	I can have been hiccoughing you can have been hiccoughing he can have been hiccoughing we can have been hiccoughing you can have been hiccoughing they can have been hiccoughing

Negation

Simple form	V-ing form
I can't hiccough you can't hiccough he can't hiccough we can't hiccough you can't hiccough they can't hiccough	I can't be hiccoughing you can't be hiccoughing he can't be hiccoughing we can't be hiccoughing you can't be hiccoughing they can't be hiccoughing
Perfect	V-ing perfect
I can't have hiccoughed you can't have hiccoughed he can't have hiccoughed we can't have hiccoughed you can't have hiccoughed they can't have hiccoughed	I can't have been hiccoughing you can't have been hiccoughing he can't have been hiccoughing we can't have been hiccoughing you can't have been hiccoughing they can't have been hiccoughing

Interrogative form

Simple form	V-ing form
can I hiccough? can you hiccough? can he hiccough? can we hiccough? can you hiccough? can they hiccough?	can I be hiccoughing? can you be hiccoughing? can he be hiccoughing? can we be hiccoughing? can you be hiccoughing? can they be hiccoughing?
Perfect	V-ing perfect
can I have hiccoughed? can you have hiccoughed? can he have hiccoughed? can we have hiccoughed? can you have hiccoughed? can they have hiccoughed?	can I have been hiccoughing? can you have been hiccoughing? can he have been hiccoughing? can we have been hiccoughing? can you have been hiccoughing? can they have been hiccoughing?

Interro-negative form

Simple form	V-ing form
can't I hiccough? can't you hiccough? can't he hiccough? can't we hiccough? can't you hiccough? can't they hiccough?	can't I be hiccoughing? can't you be hiccoughing? can't he be hiccoughing? can't we be hiccoughing? can't you be hiccoughing? can't they be hiccoughing?
Perfect	V-ing perfect
can't I have hiccoughed? can't you have hiccoughed? can't he have hiccoughed? can't we have hiccoughed? can't you have hiccoughed? can't they have hiccoughed?	can't I have been hiccoughing? can't you have been hiccoughing? can't he have been hiccoughing? can't we have been hiccoughing? can't you have been hiccoughing? can't they have been hiccoughing?