English verb conjugation
COULD CONTEMPLATE

Regular verb: contemplate - contemplated - contemplated

Affirmation

Simple form	V-ing form
I could contemplate you could contemplate he could contemplate we could contemplate you could contemplate they could contemplate	I could be contemplating you could be contemplating he could be contemplating we could be contemplating you could be contemplating they could be contemplating
Perfect	V-ing perfect
I could have contemplated you could have contemplated he could have contemplated we could have contemplated you could have contemplated they could have contemplated	I could have been contemplating you could have been contemplating he could have been contemplating we could have been contemplating you could have been contemplating they could have been contemplating

Negation

Simple form	V-ing form
I could not contemplate you could not contemplate he could not contemplate we could not contemplate you could not contemplate they could not contemplate	I could not be contemplating you could not be contemplating he could not be contemplating we could not be contemplating you could not be contemplating they could not be contemplating
Perfect	V-ing perfect
I could not have contemplated you could not have contemplated he could not have contemplated we could not have contemplated you could not have contemplated they could not have contemplated	I could not have been contemplating you could not have been contemplating he could not have been contemplating we could not have been contemplating you could not have been contemplating they could not have been contemplating

Interrogative form

Simple form	V-ing form
could I contemplate? could you contemplate? could he contemplate? could we contemplate? could you contemplate? could they contemplate?	could I be contemplating? could you be contemplating? could he be contemplating? could we be contemplating? could you be contemplating? could they be contemplating?
Perfect	V-ing perfect
could I have contemplated? could you have contemplated? could he have contemplated? could we have contemplated? could you have contemplated? could they have contemplated?	could I have been contemplating? could you have been contemplating? could he have been contemplating? could we have been contemplating? could you have been contemplating? could they have been contemplating?

Interro-negative form

Simple form	V-ing form
could I not contemplate? could you not contemplate? could he not contemplate? could we not contemplate? could you not contemplate? could they not contemplate?	could I not be contemplating? could you not be contemplating? could he not be contemplating? could we not be contemplating? could you not be contemplating? could they not be contemplating?
Perfect	V-ing perfect
could I not have contemplated? could you not have contemplated? could he not have contemplated? could we not have contemplated? could you not have contemplated? could they not have contemplated?	could I not have been contemplating? could you not have been contemplating? could he not have been contemplating? could we not have been contemplating? could you not have been contemplating? could they not have been contemplating?