English verb conjugation
CAN QUIETEN

Regular verb: quieten - quietened - quietened

Affirmation

Simple form	V-ing form
I can quieten you can quieten he can quieten we can quieten you can quieten they can quieten	I can be quietening you can be quietening he can be quietening we can be quietening you can be quietening they can be quietening
Perfect	V-ing perfect
I can have quietened you can have quietened he can have quietened we can have quietened you can have quietened they can have quietened	I can have been quietening you can have been quietening he can have been quietening we can have been quietening you can have been quietening they can have been quietening

Negation

Simple form	V-ing form
I cannot quieten you cannot quieten he cannot quieten we cannot quieten you cannot quieten they cannot quieten	I cannot be quietening you cannot be quietening he cannot be quietening we cannot be quietening you cannot be quietening they cannot be quietening
Perfect	V-ing perfect
I cannot have quietened you cannot have quietened he cannot have quietened we cannot have quietened you cannot have quietened they cannot have quietened	I cannot have been quietening you cannot have been quietening he cannot have been quietening we cannot have been quietening you cannot have been quietening they cannot have been quietening

Interrogative form

Simple form	V-ing form
can I quieten? can you quieten? can he quieten? can we quieten? can you quieten? can they quieten?	can I be quietening? can you be quietening? can he be quietening? can we be quietening? can you be quietening? can they be quietening?
Perfect	V-ing perfect
can I have quietened? can you have quietened? can he have quietened? can we have quietened? can you have quietened? can they have quietened?	can I have been quietening? can you have been quietening? can he have been quietening? can we have been quietening? can you have been quietening? can they have been quietening?

Interro-negative form

Simple form	V-ing form
can I not quieten? can you not quieten? can he not quieten? can we not quieten? can you not quieten? can they not quieten?	can I not be quietening? can you not be quietening? can he not be quietening? can we not be quietening? can you not be quietening? can they not be quietening?
Perfect	V-ing perfect
can I not have quietened? can you not have quietened? can he not have quietened? can we not have quietened? can you not have quietened? can they not have quietened?	can I not have been quietening? can you not have been quietening? can he not have been quietening? can we not have been quietening? can you not have been quietening? can they not have been quietening?