could trumpet
Regular verb: trumpet - trumpeted- trumpeted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could trumpet
you could trumpet
she could trumpet
we could trumpet
you could trumpet
they could trumpet 	I could be trumpeting
you could be trumpeting
she could be trumpeting
we could be trumpeting
you could be trumpeting
they could be trumpeting	I could have trumpeted
you could have trumpeted
she could have trumpeted
we could have trumpeted
you could have trumpeted
they could have trumpeted	I could have been trumpeting
you could have been trumpeting
she could have been trumpeting
we could have been trumpeting
you could have been trumpeting
they could have been trumpeting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not trumpet
you could not trumpet
she could not trumpet
we could not trumpet
you could not trumpet
they could not trumpet 	I could not be trumpeting
you could not be trumpeting
she could not be trumpeting
we could not be trumpeting
you could not be trumpeting
they could not be trumpeting	I could not have trumpeted
you could not have trumpeted
she could not have trumpeted
we could not have trumpeted
you could not have trumpeted
they could not have trumpeted	I could not have been trumpeting
you could not have been trumpeting
she could not have been trumpeting
we could not have been trumpeting
you could not have been trumpeting
they could not have been trumpeting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I trumpet?
could you trumpet?
could she trumpet?
could we trumpet?
could you trumpet?
could they trumpet? 	could I be trumpeting?
could you be trumpeting?
could she be trumpeting?
could we be trumpeting?
could you be trumpeting?
could they be trumpeting? 	could I have trumpeted?
could you have trumpeted?
could she have trumpeted?
could we have trumpeted?
could you have trumpeted?
could they have trumpeted? 	could I have been trumpeting?
could you have been trumpeting?
could she have been trumpeting?
could we have been trumpeting?
could you have been trumpeting?
could they have been trumpeting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not trumpet?
could you not trumpet?
could she not trumpet?
could we not trumpet?
could you not trumpet?
could they not trumpet? 	could I not be trumpeting?
could you not be trumpeting?
could she not be trumpeting?
could we not be trumpeting?
could you not be trumpeting?
could they not be trumpeting? 	could I not have trumpeted?
could you not have trumpeted?
could she not have trumpeted?
could we not have trumpeted?
could you not have trumpeted?
could they not have trumpeted? 	could I not have been trumpeting?
could you not have been trumpeting?
could she not have been trumpeting?
could we not have been trumpeting?
could you not have been trumpeting?
could they not have been trumpeting?