English verb conjugation
CAN CURDLE

Regular verb: curdle - curdled - curdled

Affirmation

Simple form	V-ing form
I can curdle you can curdle he can curdle we can curdle you can curdle they can curdle	I can be curdling you can be curdling he can be curdling we can be curdling you can be curdling they can be curdling
Perfect	V-ing perfect
I can have curdled you can have curdled he can have curdled we can have curdled you can have curdled they can have curdled	I can have been curdling you can have been curdling he can have been curdling we can have been curdling you can have been curdling they can have been curdling

Negation

Simple form	V-ing form
I can't curdle you can't curdle he can't curdle we can't curdle you can't curdle they can't curdle	I can't be curdling you can't be curdling he can't be curdling we can't be curdling you can't be curdling they can't be curdling
Perfect	V-ing perfect
I can't have curdled you can't have curdled he can't have curdled we can't have curdled you can't have curdled they can't have curdled	I can't have been curdling you can't have been curdling he can't have been curdling we can't have been curdling you can't have been curdling they can't have been curdling

Interrogative form

Simple form	V-ing form
can I curdle? can you curdle? can he curdle? can we curdle? can you curdle? can they curdle?	can I be curdling? can you be curdling? can he be curdling? can we be curdling? can you be curdling? can they be curdling?
Perfect	V-ing perfect
can I have curdled? can you have curdled? can he have curdled? can we have curdled? can you have curdled? can they have curdled?	can I have been curdling? can you have been curdling? can he have been curdling? can we have been curdling? can you have been curdling? can they have been curdling?

Interro-negative form

Simple form	V-ing form
can't I curdle? can't you curdle? can't he curdle? can't we curdle? can't you curdle? can't they curdle?	can't I be curdling? can't you be curdling? can't he be curdling? can't we be curdling? can't you be curdling? can't they be curdling?
Perfect	V-ing perfect
can't I have curdled? can't you have curdled? can't he have curdled? can't we have curdled? can't you have curdled? can't they have curdled?	can't I have been curdling? can't you have been curdling? can't he have been curdling? can't we have been curdling? can't you have been curdling? can't they have been curdling?