could browse
Regular verb: browse - browsed- browsed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could browse
you could browse
he could browse
we could browse
you could browse
they could browse 	I could be browsing
you could be browsing
he could be browsing
we could be browsing
you could be browsing
they could be browsing	I could have browsed
you could have browsed
he could have browsed
we could have browsed
you could have browsed
they could have browsed	I could have been browsing
you could have been browsing
he could have been browsing
we could have been browsing
you could have been browsing
they could have been browsing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't browse
you couldn't browse
he couldn't browse
we couldn't browse
you couldn't browse
they couldn't browse 	I couldn't be browsing
you couldn't be browsing
he couldn't be browsing
we couldn't be browsing
you couldn't be browsing
they couldn't be browsing	I couldn't have browsed
you couldn't have browsed
he couldn't have browsed
we couldn't have browsed
you couldn't have browsed
they couldn't have browsed	I couldn't have been browsing
you couldn't have been browsing
he couldn't have been browsing
we couldn't have been browsing
you couldn't have been browsing
they couldn't have been browsing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I browse?
could you browse?
could he browse?
could we browse?
could you browse?
could they browse? 	could I be browsing?
could you be browsing?
could he be browsing?
could we be browsing?
could you be browsing?
could they be browsing? 	could I have browsed?
could you have browsed?
could he have browsed?
could we have browsed?
could you have browsed?
could they have browsed? 	could I have been browsing?
could you have been browsing?
could he have been browsing?
could we have been browsing?
could you have been browsing?
could they have been browsing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I browse?
couldn't you browse?
couldn't he browse?
couldn't we browse?
couldn't you browse?
couldn't they browse? 	couldn't I be browsing?
couldn't you be browsing?
couldn't he be browsing?
couldn't we be browsing?
couldn't you be browsing?
couldn't they be browsing? 	couldn't I have browsed?
couldn't you have browsed?
couldn't he have browsed?
couldn't we have browsed?
couldn't you have browsed?
couldn't they have browsed? 	couldn't I have been browsing?
couldn't you have been browsing?
couldn't he have been browsing?
couldn't we have been browsing?
couldn't you have been browsing?
couldn't they have been browsing?