could zoom
Regular verb: zoom - zoomed- zoomed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could zoom
you could zoom
she could zoom
we could zoom
you could zoom
they could zoom 	I could be zooming
you could be zooming
she could be zooming
we could be zooming
you could be zooming
they could be zooming	I could have zoomed
you could have zoomed
she could have zoomed
we could have zoomed
you could have zoomed
they could have zoomed	I could have been zooming
you could have been zooming
she could have been zooming
we could have been zooming
you could have been zooming
they could have been zooming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't zoom
you couldn't zoom
she couldn't zoom
we couldn't zoom
you couldn't zoom
they couldn't zoom 	I couldn't be zooming
you couldn't be zooming
she couldn't be zooming
we couldn't be zooming
you couldn't be zooming
they couldn't be zooming	I couldn't have zoomed
you couldn't have zoomed
she couldn't have zoomed
we couldn't have zoomed
you couldn't have zoomed
they couldn't have zoomed	I couldn't have been zooming
you couldn't have been zooming
she couldn't have been zooming
we couldn't have been zooming
you couldn't have been zooming
they couldn't have been zooming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I zoom?
could you zoom?
could she zoom?
could we zoom?
could you zoom?
could they zoom? 	could I be zooming?
could you be zooming?
could she be zooming?
could we be zooming?
could you be zooming?
could they be zooming? 	could I have zoomed?
could you have zoomed?
could she have zoomed?
could we have zoomed?
could you have zoomed?
could they have zoomed? 	could I have been zooming?
could you have been zooming?
could she have been zooming?
could we have been zooming?
could you have been zooming?
could they have been zooming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I zoom?
couldn't you zoom?
couldn't she zoom?
couldn't we zoom?
couldn't you zoom?
couldn't they zoom? 	couldn't I be zooming?
couldn't you be zooming?
couldn't she be zooming?
couldn't we be zooming?
couldn't you be zooming?
couldn't they be zooming? 	couldn't I have zoomed?
couldn't you have zoomed?
couldn't she have zoomed?
couldn't we have zoomed?
couldn't you have zoomed?
couldn't they have zoomed? 	couldn't I have been zooming?
couldn't you have been zooming?
couldn't she have been zooming?
couldn't we have been zooming?
couldn't you have been zooming?
couldn't they have been zooming?