could bemoan
Regular verb: bemoan - bemoaned- bemoaned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bemoan
you could bemoan
he could bemoan
we could bemoan
you could bemoan
they could bemoan 	I could be bemoaning
you could be bemoaning
he could be bemoaning
we could be bemoaning
you could be bemoaning
they could be bemoaning	I could have bemoaned
you could have bemoaned
he could have bemoaned
we could have bemoaned
you could have bemoaned
they could have bemoaned	I could have been bemoaning
you could have been bemoaning
he could have been bemoaning
we could have been bemoaning
you could have been bemoaning
they could have been bemoaning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't bemoan
you couldn't bemoan
he couldn't bemoan
we couldn't bemoan
you couldn't bemoan
they couldn't bemoan 	I couldn't be bemoaning
you couldn't be bemoaning
he couldn't be bemoaning
we couldn't be bemoaning
you couldn't be bemoaning
they couldn't be bemoaning	I couldn't have bemoaned
you couldn't have bemoaned
he couldn't have bemoaned
we couldn't have bemoaned
you couldn't have bemoaned
they couldn't have bemoaned	I couldn't have been bemoaning
you couldn't have been bemoaning
he couldn't have been bemoaning
we couldn't have been bemoaning
you couldn't have been bemoaning
they couldn't have been bemoaning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bemoan?
could you bemoan?
could he bemoan?
could we bemoan?
could you bemoan?
could they bemoan? 	could I be bemoaning?
could you be bemoaning?
could he be bemoaning?
could we be bemoaning?
could you be bemoaning?
could they be bemoaning? 	could I have bemoaned?
could you have bemoaned?
could he have bemoaned?
could we have bemoaned?
could you have bemoaned?
could they have bemoaned? 	could I have been bemoaning?
could you have been bemoaning?
could he have been bemoaning?
could we have been bemoaning?
could you have been bemoaning?
could they have been bemoaning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I bemoan?
couldn't you bemoan?
couldn't he bemoan?
couldn't we bemoan?
couldn't you bemoan?
couldn't they bemoan? 	couldn't I be bemoaning?
couldn't you be bemoaning?
couldn't he be bemoaning?
couldn't we be bemoaning?
couldn't you be bemoaning?
couldn't they be bemoaning? 	couldn't I have bemoaned?
couldn't you have bemoaned?
couldn't he have bemoaned?
couldn't we have bemoaned?
couldn't you have bemoaned?
couldn't they have bemoaned? 	couldn't I have been bemoaning?
couldn't you have been bemoaning?
couldn't he have been bemoaning?
couldn't we have been bemoaning?
couldn't you have been bemoaning?
couldn't they have been bemoaning?