could evacuate
Regular verb: evacuate - evacuated- evacuated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could evacuate
you could evacuate
she could evacuate
we could evacuate
you could evacuate
they could evacuate 	I could be evacuating
you could be evacuating
she could be evacuating
we could be evacuating
you could be evacuating
they could be evacuating	I could have evacuated
you could have evacuated
she could have evacuated
we could have evacuated
you could have evacuated
they could have evacuated	I could have been evacuating
you could have been evacuating
she could have been evacuating
we could have been evacuating
you could have been evacuating
they could have been evacuating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't evacuate
you couldn't evacuate
she couldn't evacuate
we couldn't evacuate
you couldn't evacuate
they couldn't evacuate 	I couldn't be evacuating
you couldn't be evacuating
she couldn't be evacuating
we couldn't be evacuating
you couldn't be evacuating
they couldn't be evacuating	I couldn't have evacuated
you couldn't have evacuated
she couldn't have evacuated
we couldn't have evacuated
you couldn't have evacuated
they couldn't have evacuated	I couldn't have been evacuating
you couldn't have been evacuating
she couldn't have been evacuating
we couldn't have been evacuating
you couldn't have been evacuating
they couldn't have been evacuating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I evacuate?
could you evacuate?
could she evacuate?
could we evacuate?
could you evacuate?
could they evacuate? 	could I be evacuating?
could you be evacuating?
could she be evacuating?
could we be evacuating?
could you be evacuating?
could they be evacuating? 	could I have evacuated?
could you have evacuated?
could she have evacuated?
could we have evacuated?
could you have evacuated?
could they have evacuated? 	could I have been evacuating?
could you have been evacuating?
could she have been evacuating?
could we have been evacuating?
could you have been evacuating?
could they have been evacuating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I evacuate?
couldn't you evacuate?
couldn't she evacuate?
couldn't we evacuate?
couldn't you evacuate?
couldn't they evacuate? 	couldn't I be evacuating?
couldn't you be evacuating?
couldn't she be evacuating?
couldn't we be evacuating?
couldn't you be evacuating?
couldn't they be evacuating? 	couldn't I have evacuated?
couldn't you have evacuated?
couldn't she have evacuated?
couldn't we have evacuated?
couldn't you have evacuated?
couldn't they have evacuated? 	couldn't I have been evacuating?
couldn't you have been evacuating?
couldn't she have been evacuating?
couldn't we have been evacuating?
couldn't you have been evacuating?
couldn't they have been evacuating?