English verb conjugation
CAN FETTLE

Regular verb: fettle - fettled - fettled

Affirmation

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