could silt
Regular verb: silt - silted- silted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could silt
you could silt
she could silt
we could silt
you could silt
they could silt 	I could be silting
you could be silting
she could be silting
we could be silting
you could be silting
they could be silting	I could have silted
you could have silted
she could have silted
we could have silted
you could have silted
they could have silted	I could have been silting
you could have been silting
she could have been silting
we could have been silting
you could have been silting
they could have been silting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't silt
you couldn't silt
she couldn't silt
we couldn't silt
you couldn't silt
they couldn't silt 	I couldn't be silting
you couldn't be silting
she couldn't be silting
we couldn't be silting
you couldn't be silting
they couldn't be silting	I couldn't have silted
you couldn't have silted
she couldn't have silted
we couldn't have silted
you couldn't have silted
they couldn't have silted	I couldn't have been silting
you couldn't have been silting
she couldn't have been silting
we couldn't have been silting
you couldn't have been silting
they couldn't have been silting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I silt?
could you silt?
could she silt?
could we silt?
could you silt?
could they silt? 	could I be silting?
could you be silting?
could she be silting?
could we be silting?
could you be silting?
could they be silting? 	could I have silted?
could you have silted?
could she have silted?
could we have silted?
could you have silted?
could they have silted? 	could I have been silting?
could you have been silting?
could she have been silting?
could we have been silting?
could you have been silting?
could they have been silting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I silt?
couldn't you silt?
couldn't she silt?
couldn't we silt?
couldn't you silt?
couldn't they silt? 	couldn't I be silting?
couldn't you be silting?
couldn't she be silting?
couldn't we be silting?
couldn't you be silting?
couldn't they be silting? 	couldn't I have silted?
couldn't you have silted?
couldn't she have silted?
couldn't we have silted?
couldn't you have silted?
couldn't they have silted? 	couldn't I have been silting?
couldn't you have been silting?
couldn't she have been silting?
couldn't we have been silting?
couldn't you have been silting?
couldn't they have been silting?