can broaden
Regular verb: broaden - broadened- broadened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can broaden
you can broaden
she can broaden
we can broaden
you can broaden
they can broaden 	I can be broadening
you can be broadening
she can be broadening
we can be broadening
you can be broadening
they can be broadening	I can have broadened
you can have broadened
she can have broadened
we can have broadened
you can have broadened
they can have broadened	I can have been broadening
you can have been broadening
she can have been broadening
we can have been broadening
you can have been broadening
they can have been broadening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot broaden
you cannot broaden
she cannot broaden
we cannot broaden
you cannot broaden
they cannot broaden 	I cannot be broadening
you cannot be broadening
she cannot be broadening
we cannot be broadening
you cannot be broadening
they cannot be broadening	I cannot have broadened
you cannot have broadened
she cannot have broadened
we cannot have broadened
you cannot have broadened
they cannot have broadened	I cannot have been broadening
you cannot have been broadening
she cannot have been broadening
we cannot have been broadening
you cannot have been broadening
they cannot have been broadening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I broaden?
can you broaden?
can she broaden?
can we broaden?
can you broaden?
can they broaden? 	can I be broadening?
can you be broadening?
can she be broadening?
can we be broadening?
can you be broadening?
can they be broadening? 	can I have broadened?
can you have broadened?
can she have broadened?
can we have broadened?
can you have broadened?
can they have broadened? 	can I have been broadening?
can you have been broadening?
can she have been broadening?
can we have been broadening?
can you have been broadening?
can they have been broadening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not broaden?
can you not broaden?
can she not broaden?
can we not broaden?
can you not broaden?
can they not broaden? 	can I not be broadening?
can you not be broadening?
can she not be broadening?
can we not be broadening?
can you not be broadening?
can they not be broadening? 	can I not have broadened?
can you not have broadened?
can she not have broadened?
can we not have broadened?
can you not have broadened?
can they not have broadened? 	can I not have been broadening?
can you not have been broadening?
can she not have been broadening?
can we not have been broadening?
can you not have been broadening?
can they not have been broadening?