Present Tense | Past Tense | Future Tense |
---|---|---|
I undergo | I underwent | I shall/will undergo |
We undergo | We underwent | We shall/will undergo |
You undergo | You underwent | You will undergo |
He undergoes | He underwent | He will undergo |
She undergoes | She underwent | She will undergo |
It undergoes | It underwent | It will undergo |
They undergo | They underwent | They will undergo |
Present Continuous | Past Continuous | Future Continuous |
---|---|---|
I am undergoing | I was undergoing | I shall/will be undergoing |
We are undergoing | We were undergoing | We shall/will be undergoing |
You are undergoing | You were undergoing | You will be undergoing |
He is undergoing | He was undergoing | He will be undergoing |
She is undergoing | She was undergoing | She will be undergoing |
It is undergoing | It was undergoing | It will be undergoing |
They are undergoing | They were undergoing | They will be undergoing |
Present Perfect | Past Perfect | Future Perfect |
---|---|---|
I have undergone | I had undergone | I shall/will have undergone |
We have undergone | We had undergone | We shall/will have undergone |
You have undergone | You had undergone | You will have undergone |
He has undergone | He had undergone | He will have undergone |
She has undergone | She had undergone | She will have undergone |
It has undergone | It had undergone | It will have undergone |
They have undergone | They had undergone | They will have undergone |
Present Perfect Continuous | Past Perfect Continuous | Future Perfect Continuous |
---|---|---|
I have been undergoing | I had been undergoing | I shall/will have been undergoing |
We have been undergoing | We had been undergoing | We shall/will have been undergoing |
You have been undergoing | You had been undergoing | You will have been undergoing |
He has been undergoing | He had been undergoing | He will have been undergoing |
She has been undergoing | She had been undergoing | She will have been undergoing |
It has been undergoing | It had been undergoing | It will have been undergoing |
They have been undergoing | They had been undergoing | They will have been undergoing |