English verb conjugation
TO COST

Irregular verb: cost - cost - cost

Indicative

Present	Present continuous	Preterite	Preterite continuous
do I not cost? do you not cost? does she not cost? do we not cost? do you not cost? do they not cost?	am I not costing? are you not costing? is she not costing? are we not costing? are you not costing? are they not costing?	did I not cost? did you not cost? did she not cost? did we not cost? did you not cost? did they not cost?	was I not costing? were you not costing? was she not costing? were we not costing? were you not costing? were they not costing?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
have I not cost? have you not cost? has she not cost? have we not cost? have you not cost? have they not cost?	have I not been costing? have you not been costing? has she not been costing? have we not been costing? have you not been costing? have they not been costing?	had I not cost? had you not cost? had she not cost? had we not cost? had you not cost? had they not cost?	had I not been costing? had you not been costing? had she not been costing? had we not been costing? had you not been costing? had they not been costing?
Future	Future continuous	Future perfect	Future perfect continuous
will I not cost? will you not cost? will she not cost? will we not cost? will you not cost? will they not cost?	will I not be costing? will you not be costing? will she not be costing? will we not be costing? will you not be costing? will they not be costing?	will I not have cost? will you not have cost? will she not have cost? will we not have cost? will you not have cost? will they not have cost?	will I not have been costing? will you not have been costing? will she not have been costing? will we not have been costing? will you not have been costing? will they not have been costing?

Conditional

Present	Present continuous	Past	Past continuous
would I not cost? would you not cost? would she not cost? would we not cost? would you not cost? would they not cost?	would I not be costing? would you not be costing? would she not be costing? would we not be costing? would you not be costing? would they not be costing?	would I not have cost? would you not have cost? would she not have cost? would we not have cost? would you not have cost? would they not have cost?	would I not have been costing? would you not have been costing? would she not have been costing? would we not have been costing? would you not have been costing? would they not have been costing?

Infinitive

Imperative

Infinitive		Imperative
to cost		- - -

Participle

Present	Past
costing	cost