| Base form (v1) | Inquire |
| Past form (v2) | Inquired |
| Past Participle (v3) -ed form |
Inquired |
| Present Participle (v4) ‘ing’ form |
Inquiring |
| Present simple (v5) s / es/ ies |
Inquires |
Past continuous tense of inquire verb forms - Learn English Free Online
