can fettle
Regular verb: fettle - fettled- fettled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can fettle
you can fettle
she can fettle
we can fettle
you can fettle
they can fettle 	I can be fettling
you can be fettling
she can be fettling
we can be fettling
you can be fettling
they can be fettling	I can have fettled
you can have fettled
she can have fettled
we can have fettled
you can have fettled
they can have fettled	I can have been fettling
you can have been fettling
she can have been fettling
we can have been fettling
you can have been fettling
they can have been fettling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't fettle
you can't fettle
she can't fettle
we can't fettle
you can't fettle
they can't fettle 	I can't be fettling
you can't be fettling
she can't be fettling
we can't be fettling
you can't be fettling
they can't be fettling	I can't have fettled
you can't have fettled
she can't have fettled
we can't have fettled
you can't have fettled
they can't have fettled	I can't have been fettling
you can't have been fettling
she can't have been fettling
we can't have been fettling
you can't have been fettling
they can't have been fettling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I fettle?
can you fettle?
can she fettle?
can we fettle?
can you fettle?
can they fettle? 	can I be fettling?
can you be fettling?
can she be fettling?
can we be fettling?
can you be fettling?
can they be fettling? 	can I have fettled?
can you have fettled?
can she have fettled?
can we have fettled?
can you have fettled?
can they have fettled? 	can I have been fettling?
can you have been fettling?
can she have been fettling?
can we have been fettling?
can you have been fettling?
can they have been fettling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I fettle?
can't you fettle?
can't she fettle?
can't we fettle?
can't you fettle?
can't they fettle? 	can't I be fettling?
can't you be fettling?
can't she be fettling?
can't we be fettling?
can't you be fettling?
can't they be fettling? 	can't I have fettled?
can't you have fettled?
can't she have fettled?
can't we have fettled?
can't you have fettled?
can't they have fettled? 	can't I have been fettling?
can't you have been fettling?
can't she have been fettling?
can't we have been fettling?
can't you have been fettling?
can't they have been fettling?