English verb conjugation
TO COST

Irregular verb: cost - cost - cost

Indicative

Present	Present continuous	Preterite	Preterite continuous
don't I cost? don't you cost? doesn't she cost? don't we cost? don't you cost? don't they cost?	am I not costing? aren't you costing? isn't she costing? aren't we costing? aren't you costing? aren't they costing?	didn't I cost? didn't you cost? didn't she cost? didn't we cost? didn't you cost? didn't they cost?	wasn't I costing? weren't you costing? wasn't she costing? weren't we costing? weren't you costing? weren't they costing?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
haven't I cost? haven't you cost? hasn't she cost? haven't we cost? haven't you cost? haven't they cost?	haven't I been costing? haven't you been costing? hasn't she been costing? haven't we been costing? haven't you been costing? haven't they been costing?	hadn't I cost? hadn't you cost? hadn't she cost? hadn't we cost? hadn't you cost? hadn't they cost?	hadn't I been costing? hadn't you been costing? hadn't she been costing? hadn't we been costing? hadn't you been costing? hadn't they been costing?
Future	Future continuous	Future perfect	Future perfect continuous
won't I cost? won't you cost? won't she cost? won't we cost? won't you cost? won't they cost?	won't I be costing? won't you be costing? won't she be costing? won't we be costing? won't you be costing? won't they be costing?	won't I have cost? won't you have cost? won't she have cost? won't we have cost? won't you have cost? won't they have cost?	won't I have been costing? won't you have been costing? won't she have been costing? won't we have been costing? won't you have been costing? won't they have been costing?

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I cost? wouldn't you cost? wouldn't she cost? wouldn't we cost? wouldn't you cost? wouldn't they cost?	wouldn't I be costing? wouldn't you be costing? wouldn't she be costing? wouldn't we be costing? wouldn't you be costing? wouldn't they be costing?	wouldn't I have cost? wouldn't you have cost? wouldn't she have cost? wouldn't we have cost? wouldn't you have cost? wouldn't they have cost?	wouldn't I have been costing? wouldn't you have been costing? wouldn't she have been costing? wouldn't we have been costing? wouldn't you have been costing? wouldn't they have been costing?

Infinitive

Imperative

Infinitive		Imperative
to cost		- - -

Participle

Present	Past
costing	cost