| Present Tense | Past Tense | Future Tense |
|---|---|---|
| I attest | I attested | I shall/will attest |
| We attest | We attested | We shall/will attest |
| You attest | You attested | You will attest |
| He attests | He attested | He will attest |
| She attests | She attested | She will attest |
| It attests | It attested | It will attest |
| They attest | They attested | They will attest |
| Present Continuous | Past Continuous | Future Continuous |
|---|---|---|
| I am attesting | I was attesting | I shall/will be attesting |
| We are attesting | We were attesting | We shall/will be attesting |
| You are attesting | You were attesting | You will be attesting |
| He is attesting | He was attesting | He will be attesting |
| She is attesting | She was attesting | She will be attesting |
| It is attesting | It was attesting | It will be attesting |
| They are attesting | They were attesting | They will be attesting |
| Present Perfect | Past Perfect | Future Perfect |
|---|---|---|
| I have attested | I had attested | I shall/will have attested |
| We have attested | We had attested | We shall/will have attested |
| You have attested | You had attested | You will have attested |
| He has attested | He had attested | He will have attested |
| She has attested | She had attested | She will have attested |
| It has attested | It had attested | It will have attested |
| They have attested | They had attested | They will have attested |
| Present Perfect Continuous | Past Perfect Continuous | Future Perfect Continuous |
|---|---|---|
| I have been attesting | I had been attesting | I shall/will have been attesting |
| We have been attesting | We had been attesting | We shall/will have been attesting |
| You have been attesting | You had been attesting | You will have been attesting |
| He has been attesting | He had been attesting | He will have been attesting |
| She has been attesting | She had been attesting | She will have been attesting |
| It has been attesting | It had been attesting | It will have been attesting |
| They have been attesting | They had been attesting | They will have been attesting |