English verb conjugation
CAN MUDDLE

Regular verb: muddle - muddled - muddled

Affirmation

Simple form	V-ing form
I can muddle you can muddle he can muddle we can muddle you can muddle they can muddle	I can be muddling you can be muddling he can be muddling we can be muddling you can be muddling they can be muddling
Perfect	V-ing perfect
I can have muddled you can have muddled he can have muddled we can have muddled you can have muddled they can have muddled	I can have been muddling you can have been muddling he can have been muddling we can have been muddling you can have been muddling they can have been muddling

Negation

Simple form	V-ing form
I can't muddle you can't muddle he can't muddle we can't muddle you can't muddle they can't muddle	I can't be muddling you can't be muddling he can't be muddling we can't be muddling you can't be muddling they can't be muddling
Perfect	V-ing perfect
I can't have muddled you can't have muddled he can't have muddled we can't have muddled you can't have muddled they can't have muddled	I can't have been muddling you can't have been muddling he can't have been muddling we can't have been muddling you can't have been muddling they can't have been muddling

Interrogative form

Simple form	V-ing form
can I muddle? can you muddle? can he muddle? can we muddle? can you muddle? can they muddle?	can I be muddling? can you be muddling? can he be muddling? can we be muddling? can you be muddling? can they be muddling?
Perfect	V-ing perfect
can I have muddled? can you have muddled? can he have muddled? can we have muddled? can you have muddled? can they have muddled?	can I have been muddling? can you have been muddling? can he have been muddling? can we have been muddling? can you have been muddling? can they have been muddling?

Interro-negative form

Simple form	V-ing form
can't I muddle? can't you muddle? can't he muddle? can't we muddle? can't you muddle? can't they muddle?	can't I be muddling? can't you be muddling? can't he be muddling? can't we be muddling? can't you be muddling? can't they be muddling?
Perfect	V-ing perfect
can't I have muddled? can't you have muddled? can't he have muddled? can't we have muddled? can't you have muddled? can't they have muddled?	can't I have been muddling? can't you have been muddling? can't he have been muddling? can't we have been muddling? can't you have been muddling? can't they have been muddling?