English verb conjugation
COULD EMBRITTLE

Regular verb: embrittle - embrittled - embrittled

Affirmation

Simple form	V-ing form
I could embrittle you could embrittle he could embrittle we could embrittle you could embrittle they could embrittle	I could be embrittling you could be embrittling he could be embrittling we could be embrittling you could be embrittling they could be embrittling
Perfect	V-ing perfect
I could have embrittled you could have embrittled he could have embrittled we could have embrittled you could have embrittled they could have embrittled	I could have been embrittling you could have been embrittling he could have been embrittling we could have been embrittling you could have been embrittling they could have been embrittling

Negation

Simple form	V-ing form
I couldn't embrittle you couldn't embrittle he couldn't embrittle we couldn't embrittle you couldn't embrittle they couldn't embrittle	I couldn't be embrittling you couldn't be embrittling he couldn't be embrittling we couldn't be embrittling you couldn't be embrittling they couldn't be embrittling
Perfect	V-ing perfect
I couldn't have embrittled you couldn't have embrittled he couldn't have embrittled we couldn't have embrittled you couldn't have embrittled they couldn't have embrittled	I couldn't have been embrittling you couldn't have been embrittling he couldn't have been embrittling we couldn't have been embrittling you couldn't have been embrittling they couldn't have been embrittling

Interrogative form

Simple form	V-ing form
could I embrittle? could you embrittle? could he embrittle? could we embrittle? could you embrittle? could they embrittle?	could I be embrittling? could you be embrittling? could he be embrittling? could we be embrittling? could you be embrittling? could they be embrittling?
Perfect	V-ing perfect
could I have embrittled? could you have embrittled? could he have embrittled? could we have embrittled? could you have embrittled? could they have embrittled?	could I have been embrittling? could you have been embrittling? could he have been embrittling? could we have been embrittling? could you have been embrittling? could they have been embrittling?

Interro-negative form

Simple form	V-ing form
couldn't I embrittle? couldn't you embrittle? couldn't he embrittle? couldn't we embrittle? couldn't you embrittle? couldn't they embrittle?	couldn't I be embrittling? couldn't you be embrittling? couldn't he be embrittling? couldn't we be embrittling? couldn't you be embrittling? couldn't they be embrittling?
Perfect	V-ing perfect
couldn't I have embrittled? couldn't you have embrittled? couldn't he have embrittled? couldn't we have embrittled? couldn't you have embrittled? couldn't they have embrittled?	couldn't I have been embrittling? couldn't you have been embrittling? couldn't he have been embrittling? couldn't we have been embrittling? couldn't you have been embrittling? couldn't they have been embrittling?