Like the verb to set, the verb to cost has a limited conjugation. Both the past tense and past participle are also cost.
Past tense: His mistake cost him his freedom
Present perfect: His mistake has cost him his freedom.
Past perfect: His mistake had cost him his freedom.
Both forms are also "cost".
COSTBase form: CostPast simple: CostPast participle: CostThird-person singular: CostsPresent participle and gerund: Costing
Cost is one of a few verbs which have the same word for the verb, the past form and the past participle. verb = cost past = cost past participle = cost The books cost a lot of money. Last week the books cost less than this week. past simple sentence
The simple past and past participle are both "paid".
It is "cost" (same form as present tense).
Cost is past tense of cost that can be used in present tense form.
present-cost present participle-costing past-cost past participle-cost
The past tense is was or were.The past participle is been.
Present tense: lead Present participle: leading Past tense: led Past participle: led
The past tense and past participle are both had.
The past tense of "be" is "was" for singular subjects and "were" for plural subjects. The past participle is "been."
All verbs have a past tense form and a past participle form. For regular verbs, the past tense and past participle ends in -ed.Example:walk (present tense) walked (past tense and past participle)Irregular verb do not have the -ed ending.Example:run (present tense) ran (past tense) run (past participle)
The past participle is done. The simple past tense is did. The present participle is doing.
The past tense and past participle is equipped; equipping is the present participle.
Got is the past tense of get. Gotten is the past participle.
The past tense of "being" is "was" and the past participle is "been."
The simple past tense is did. The past participle is done.
The past tense of "lend" is "lent" and the past participle is also "lent." For example: "Yesterday, I lent him a book."