English verb conjugation
CAN RATTLE

Regular verb: rattle - rattled - rattled

Affirmation

Simple form	V-ing form
I can rattle you can rattle she can rattle we can rattle you can rattle they can rattle	I can be rattling you can be rattling she can be rattling we can be rattling you can be rattling they can be rattling
Perfect	V-ing perfect
I can have rattled you can have rattled she can have rattled we can have rattled you can have rattled they can have rattled	I can have been rattling you can have been rattling she can have been rattling we can have been rattling you can have been rattling they can have been rattling

Negation

Simple form	V-ing form
I cannot rattle you cannot rattle she cannot rattle we cannot rattle you cannot rattle they cannot rattle	I cannot be rattling you cannot be rattling she cannot be rattling we cannot be rattling you cannot be rattling they cannot be rattling
Perfect	V-ing perfect
I cannot have rattled you cannot have rattled she cannot have rattled we cannot have rattled you cannot have rattled they cannot have rattled	I cannot have been rattling you cannot have been rattling she cannot have been rattling we cannot have been rattling you cannot have been rattling they cannot have been rattling

Interrogative form

Simple form	V-ing form
can I rattle? can you rattle? can she rattle? can we rattle? can you rattle? can they rattle?	can I be rattling? can you be rattling? can she be rattling? can we be rattling? can you be rattling? can they be rattling?
Perfect	V-ing perfect
can I have rattled? can you have rattled? can she have rattled? can we have rattled? can you have rattled? can they have rattled?	can I have been rattling? can you have been rattling? can she have been rattling? can we have been rattling? can you have been rattling? can they have been rattling?

Interro-negative form

Simple form	V-ing form
can I not rattle? can you not rattle? can she not rattle? can we not rattle? can you not rattle? can they not rattle?	can I not be rattling? can you not be rattling? can she not be rattling? can we not be rattling? can you not be rattling? can they not be rattling?
Perfect	V-ing perfect
can I not have rattled? can you not have rattled? can she not have rattled? can we not have rattled? can you not have rattled? can they not have rattled?	can I not have been rattling? can you not have been rattling? can she not have been rattling? can we not have been rattling? can you not have been rattling? can they not have been rattling?