| Present Tense | Past Tense | Future Tense |
|---|---|---|
| I amass | I amassed | I shall/will amass |
| We amass | We amassed | We shall/will amass |
| You amass | You amassed | You will amass |
| He amasses | He amassed | He will amass |
| She amasses | She amassed | She will amass |
| It amasses | It amassed | It will amass |
| They amass | They amassed | They will amass |
| Present Continuous | Past Continuous | Future Continuous |
|---|---|---|
| I am amassing | I was amassing | I shall/will be amassing |
| We are amassing | We were amassing | We shall/will be amassing |
| You are amassing | You were amassing | You will be amassing |
| He is amassing | He was amassing | He will be amassing |
| She is amassing | She was amassing | She will be amassing |
| It is amassing | It was amassing | It will be amassing |
| They are amassing | They were amassing | They will be amassing |
| Present Perfect | Past Perfect | Future Perfect |
|---|---|---|
| I have amassed | I had amassed | I shall/will have amassed |
| We have amassed | We had amassed | We shall/will have amassed |
| You have amassed | You had amassed | You will have amassed |
| He has amassed | He had amassed | He will have amassed |
| She has amassed | She had amassed | She will have amassed |
| It has amassed | It had amassed | It will have amassed |
| They have amassed | They had amassed | They will have amassed |
| Present Perfect Continuous | Past Perfect Continuous | Future Perfect Continuous |
|---|---|---|
| I have been amassing | I had been amassing | I shall/will have been amassing |
| We have been amassing | We had been amassing | We shall/will have been amassing |
| You have been amassing | You had been amassing | You will have been amassing |
| He has been amassing | He had been amassing | He will have been amassing |
| She has been amassing | She had been amassing | She will have been amassing |
| It has been amassing | It had been amassing | It will have been amassing |
| They have been amassing | They had been amassing | They will have been amassing |