could launder
Regular verb: launder - laundered- laundered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could launder
you could launder
she could launder
we could launder
you could launder
they could launder 	I could be laundering
you could be laundering
she could be laundering
we could be laundering
you could be laundering
they could be laundering	I could have laundered
you could have laundered
she could have laundered
we could have laundered
you could have laundered
they could have laundered	I could have been laundering
you could have been laundering
she could have been laundering
we could have been laundering
you could have been laundering
they could have been laundering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not launder
you could not launder
she could not launder
we could not launder
you could not launder
they could not launder 	I could not be laundering
you could not be laundering
she could not be laundering
we could not be laundering
you could not be laundering
they could not be laundering	I could not have laundered
you could not have laundered
she could not have laundered
we could not have laundered
you could not have laundered
they could not have laundered	I could not have been laundering
you could not have been laundering
she could not have been laundering
we could not have been laundering
you could not have been laundering
they could not have been laundering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I launder?
could you launder?
could she launder?
could we launder?
could you launder?
could they launder? 	could I be laundering?
could you be laundering?
could she be laundering?
could we be laundering?
could you be laundering?
could they be laundering? 	could I have laundered?
could you have laundered?
could she have laundered?
could we have laundered?
could you have laundered?
could they have laundered? 	could I have been laundering?
could you have been laundering?
could she have been laundering?
could we have been laundering?
could you have been laundering?
could they have been laundering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not launder?
could you not launder?
could she not launder?
could we not launder?
could you not launder?
could they not launder? 	could I not be laundering?
could you not be laundering?
could she not be laundering?
could we not be laundering?
could you not be laundering?
could they not be laundering? 	could I not have laundered?
could you not have laundered?
could she not have laundered?
could we not have laundered?
could you not have laundered?
could they not have laundered? 	could I not have been laundering?
could you not have been laundering?
could she not have been laundering?
could we not have been laundering?
could you not have been laundering?
could they not have been laundering?