can weight
Regular verb: weight - weighted- weighted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can weight
you can weight
she can weight
we can weight
you can weight
they can weight 	I can be weighting
you can be weighting
she can be weighting
we can be weighting
you can be weighting
they can be weighting	I can have weighted
you can have weighted
she can have weighted
we can have weighted
you can have weighted
they can have weighted	I can have been weighting
you can have been weighting
she can have been weighting
we can have been weighting
you can have been weighting
they can have been weighting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't weight
you can't weight
she can't weight
we can't weight
you can't weight
they can't weight 	I can't be weighting
you can't be weighting
she can't be weighting
we can't be weighting
you can't be weighting
they can't be weighting	I can't have weighted
you can't have weighted
she can't have weighted
we can't have weighted
you can't have weighted
they can't have weighted	I can't have been weighting
you can't have been weighting
she can't have been weighting
we can't have been weighting
you can't have been weighting
they can't have been weighting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I weight?
can you weight?
can she weight?
can we weight?
can you weight?
can they weight? 	can I be weighting?
can you be weighting?
can she be weighting?
can we be weighting?
can you be weighting?
can they be weighting? 	can I have weighted?
can you have weighted?
can she have weighted?
can we have weighted?
can you have weighted?
can they have weighted? 	can I have been weighting?
can you have been weighting?
can she have been weighting?
can we have been weighting?
can you have been weighting?
can they have been weighting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I weight?
can't you weight?
can't she weight?
can't we weight?
can't you weight?
can't they weight? 	can't I be weighting?
can't you be weighting?
can't she be weighting?
can't we be weighting?
can't you be weighting?
can't they be weighting? 	can't I have weighted?
can't you have weighted?
can't she have weighted?
can't we have weighted?
can't you have weighted?
can't they have weighted? 	can't I have been weighting?
can't you have been weighting?
can't she have been weighting?
can't we have been weighting?
can't you have been weighting?
can't they have been weighting?