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 can't quieten you can't quieten he can't quieten we can't quieten you can't quieten they can't quieten	I can't be quietening you can't be quietening he can't be quietening we can't be quietening you can't be quietening they can't be quietening
Perfect	V-ing perfect
I can't have quietened you can't have quietened he can't have quietened we can't have quietened you can't have quietened they can't have quietened	I can't have been quietening you can't have been quietening he can't have been quietening we can't have been quietening you can't have been quietening they can't 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't I quieten? can't you quieten? can't he quieten? can't we quieten? can't you quieten? can't they quieten?	can't I be quietening? can't you be quietening? can't he be quietening? can't we be quietening? can't you be quietening? can't they be quietening?
Perfect	V-ing perfect
can't I have quietened? can't you have quietened? can't he have quietened? can't we have quietened? can't you have quietened? can't they have quietened?	can't I have been quietening? can't you have been quietening? can't he have been quietening? can't we have been quietening? can't you have been quietening? can't they have been quietening?