The modal verbs do not have past participles: * can * may * must * shall * will
discussed because it will be past tense in the future
The past participle of do is done. The past participle of have is had.
The past participle of am is been. Not does not have a past participle
Present Perfect: have (has - for the 3rd pers sing) + the verb's 3rd form (the [Past] Participle). Past Perfect: had + the verb's 3rd form (the [Past] Participle). Future Perfect: will (shall) + have + the verb's 3rd form (the [Past] Participle). Past (or Perfect) Conditional: would +have + the verb's 3rd form (the [Past] Participle). Past Subjunctive (Analytical): should + have + the verb's 3rd form (the [Past] Participle). Perfect Infinitive: to have + the verb's 3rd form (the [Past] Participle). Perfect Gerund (also called Present Participle): having + the verb's 3rd form (the [Past] Participle).
What is the past participle of do
It's an auxiliary verb (for the Future Simple) and a modal verb, with no present Past or Past Participle forms (although SHOULD might have been a Past form in the past, so to speak). )
discussed because it will be past tense in the future
The past participle of do is done. The past participle of have is had.
The past participle of am is been. Not does not have a past participle
Present Perfect: have (has - for the 3rd pers sing) + the verb's 3rd form (the [Past] Participle). Past Perfect: had + the verb's 3rd form (the [Past] Participle). Future Perfect: will (shall) + have + the verb's 3rd form (the [Past] Participle). Past (or Perfect) Conditional: would +have + the verb's 3rd form (the [Past] Participle). Past Subjunctive (Analytical): should + have + the verb's 3rd form (the [Past] Participle). Perfect Infinitive: to have + the verb's 3rd form (the [Past] Participle). Perfect Gerund (also called Present Participle): having + the verb's 3rd form (the [Past] Participle).
What is the past participle of do
The past participle of have is had....:) I have had...
The past participle is had.
The past participle is willed.
The past participle is been.
The past participle is thought.
Being is the present participle. The past participle is been.