English verb conjugation
CAN GIGGLE

Regular verb: giggle - giggled - giggled

Affirmation

Simple form	V-ing form
I can giggle you can giggle he can giggle we can giggle you can giggle they can giggle	I can be giggling you can be giggling he can be giggling we can be giggling you can be giggling they can be giggling
Perfect	V-ing perfect
I can have giggled you can have giggled he can have giggled we can have giggled you can have giggled they can have giggled	I can have been giggling you can have been giggling he can have been giggling we can have been giggling you can have been giggling they can have been giggling

Negation

Simple form	V-ing form
I can't giggle you can't giggle he can't giggle we can't giggle you can't giggle they can't giggle	I can't be giggling you can't be giggling he can't be giggling we can't be giggling you can't be giggling they can't be giggling
Perfect	V-ing perfect
I can't have giggled you can't have giggled he can't have giggled we can't have giggled you can't have giggled they can't have giggled	I can't have been giggling you can't have been giggling he can't have been giggling we can't have been giggling you can't have been giggling they can't have been giggling

Interrogative form

Simple form	V-ing form
can I giggle? can you giggle? can he giggle? can we giggle? can you giggle? can they giggle?	can I be giggling? can you be giggling? can he be giggling? can we be giggling? can you be giggling? can they be giggling?
Perfect	V-ing perfect
can I have giggled? can you have giggled? can he have giggled? can we have giggled? can you have giggled? can they have giggled?	can I have been giggling? can you have been giggling? can he have been giggling? can we have been giggling? can you have been giggling? can they have been giggling?

Interro-negative form

Simple form	V-ing form
can't I giggle? can't you giggle? can't he giggle? can't we giggle? can't you giggle? can't they giggle?	can't I be giggling? can't you be giggling? can't he be giggling? can't we be giggling? can't you be giggling? can't they be giggling?
Perfect	V-ing perfect
can't I have giggled? can't you have giggled? can't he have giggled? can't we have giggled? can't you have giggled? can't they have giggled?	can't I have been giggling? can't you have been giggling? can't he have been giggling? can't we have been giggling? can't you have been giggling? can't they have been giggling?