English verb conjugation
CAN QUIBBLE

Regular verb: quibble - quibbled - quibbled

Affirmation

Simple form	V-ing form
I can quibble you can quibble he can quibble we can quibble you can quibble they can quibble	I can be quibbling you can be quibbling he can be quibbling we can be quibbling you can be quibbling they can be quibbling
Perfect	V-ing perfect
I can have quibbled you can have quibbled he can have quibbled we can have quibbled you can have quibbled they can have quibbled	I can have been quibbling you can have been quibbling he can have been quibbling we can have been quibbling you can have been quibbling they can have been quibbling

Negation

Simple form	V-ing form
I can't quibble you can't quibble he can't quibble we can't quibble you can't quibble they can't quibble	I can't be quibbling you can't be quibbling he can't be quibbling we can't be quibbling you can't be quibbling they can't be quibbling
Perfect	V-ing perfect
I can't have quibbled you can't have quibbled he can't have quibbled we can't have quibbled you can't have quibbled they can't have quibbled	I can't have been quibbling you can't have been quibbling he can't have been quibbling we can't have been quibbling you can't have been quibbling they can't have been quibbling

Interrogative form

Simple form	V-ing form
can I quibble? can you quibble? can he quibble? can we quibble? can you quibble? can they quibble?	can I be quibbling? can you be quibbling? can he be quibbling? can we be quibbling? can you be quibbling? can they be quibbling?
Perfect	V-ing perfect
can I have quibbled? can you have quibbled? can he have quibbled? can we have quibbled? can you have quibbled? can they have quibbled?	can I have been quibbling? can you have been quibbling? can he have been quibbling? can we have been quibbling? can you have been quibbling? can they have been quibbling?

Interro-negative form

Simple form	V-ing form
can't I quibble? can't you quibble? can't he quibble? can't we quibble? can't you quibble? can't they quibble?	can't I be quibbling? can't you be quibbling? can't he be quibbling? can't we be quibbling? can't you be quibbling? can't they be quibbling?
Perfect	V-ing perfect
can't I have quibbled? can't you have quibbled? can't he have quibbled? can't we have quibbled? can't you have quibbled? can't they have quibbled?	can't I have been quibbling? can't you have been quibbling? can't he have been quibbling? can't we have been quibbling? can't you have been quibbling? can't they have been quibbling?