English verb conjugation
COULD MOUNTEBANK

Regular verb: mountebank - mountebanked - mountebanked

Affirmation

Simple form	V-ing form
I could mountebank you could mountebank he could mountebank we could mountebank you could mountebank they could mountebank	I could be mountebanking you could be mountebanking he could be mountebanking we could be mountebanking you could be mountebanking they could be mountebanking
Perfect	V-ing perfect
I could have mountebanked you could have mountebanked he could have mountebanked we could have mountebanked you could have mountebanked they could have mountebanked	I could have been mountebanking you could have been mountebanking he could have been mountebanking we could have been mountebanking you could have been mountebanking they could have been mountebanking

Negation

Simple form	V-ing form
I couldn't mountebank you couldn't mountebank he couldn't mountebank we couldn't mountebank you couldn't mountebank they couldn't mountebank	I couldn't be mountebanking you couldn't be mountebanking he couldn't be mountebanking we couldn't be mountebanking you couldn't be mountebanking they couldn't be mountebanking
Perfect	V-ing perfect
I couldn't have mountebanked you couldn't have mountebanked he couldn't have mountebanked we couldn't have mountebanked you couldn't have mountebanked they couldn't have mountebanked	I couldn't have been mountebanking you couldn't have been mountebanking he couldn't have been mountebanking we couldn't have been mountebanking you couldn't have been mountebanking they couldn't have been mountebanking

Interrogative form

Simple form	V-ing form
could I mountebank? could you mountebank? could he mountebank? could we mountebank? could you mountebank? could they mountebank?	could I be mountebanking? could you be mountebanking? could he be mountebanking? could we be mountebanking? could you be mountebanking? could they be mountebanking?
Perfect	V-ing perfect
could I have mountebanked? could you have mountebanked? could he have mountebanked? could we have mountebanked? could you have mountebanked? could they have mountebanked?	could I have been mountebanking? could you have been mountebanking? could he have been mountebanking? could we have been mountebanking? could you have been mountebanking? could they have been mountebanking?

Interro-negative form

Simple form	V-ing form
couldn't I mountebank? couldn't you mountebank? couldn't he mountebank? couldn't we mountebank? couldn't you mountebank? couldn't they mountebank?	couldn't I be mountebanking? couldn't you be mountebanking? couldn't he be mountebanking? couldn't we be mountebanking? couldn't you be mountebanking? couldn't they be mountebanking?
Perfect	V-ing perfect
couldn't I have mountebanked? couldn't you have mountebanked? couldn't he have mountebanked? couldn't we have mountebanked? couldn't you have mountebanked? couldn't they have mountebanked?	couldn't I have been mountebanking? couldn't you have been mountebanking? couldn't he have been mountebanking? couldn't we have been mountebanking? couldn't you have been mountebanking? couldn't they have been mountebanking?