I can nickel you can nickel he can nickel we can nickel you can nickel they can nickel
V-ing form
I can be nickelling you can be nickelling he can be nickelling we can be nickelling you can be nickelling they can be nickelling
Perfect
I can have nickelled you can have nickelled he can have nickelled we can have nickelled you can have nickelled they can have nickelled
V-ing perfect
I can have been nickelling you can have been nickelling he can have been nickelling we can have been nickelling you can have been nickelling they can have been nickelling
Negation
Simple form
I can't nickel you can't nickel he can't nickel we can't nickel you can't nickel they can't nickel
V-ing form
I can't be nickelling you can't be nickelling he can't be nickelling we can't be nickelling you can't be nickelling they can't be nickelling
Perfect
I can't have nickelled you can't have nickelled he can't have nickelled we can't have nickelled you can't have nickelled they can't have nickelled
V-ing perfect
I can't have been nickelling you can't have been nickelling he can't have been nickelling we can't have been nickelling you can't have been nickelling they can't have been nickelling
Interrogative form
Simple form
can I nickel? can you nickel? can he nickel? can we nickel? can you nickel? can they nickel?
V-ing form
can I be nickelling? can you be nickelling? can he be nickelling? can we be nickelling? can you be nickelling? can they be nickelling?
Perfect
can I have nickelled? can you have nickelled? can he have nickelled? can we have nickelled? can you have nickelled? can they have nickelled?
V-ing perfect
can I have been nickelling? can you have been nickelling? can he have been nickelling? can we have been nickelling? can you have been nickelling? can they have been nickelling?
Interro-negative form
Simple form
can't I nickel? can't you nickel? can't he nickel? can't we nickel? can't you nickel? can't they nickel?
V-ing form
can't I be nickelling? can't you be nickelling? can't he be nickelling? can't we be nickelling? can't you be nickelling? can't they be nickelling?
Perfect
can't I have nickelled? can't you have nickelled? can't he have nickelled? can't we have nickelled? can't you have nickelled? can't they have nickelled?
V-ing perfect
can't I have been nickelling? can't you have been nickelling? can't he have been nickelling? can't we have been nickelling? can't you have been nickelling? can't they have been nickelling?