Indicative
Present Indefinite
I undergo cardiac surgery
you undergo cardiac surgery
he/she/it undergoes cardiac surgery
we undergo cardiac surgery
you undergo cardiac surgery
they undergo cardiac surgery
Present Continuous
I am undergoing cardiac surgery
you are undergoing cardiac surgery
he/she/it is undergoing cardiac surgery
we are undergoing cardiac surgery
you are undergoing cardiac surgery
they are undergoing cardiac surgery
Present Perfect
I have undergone cardiac surgery
you have undergone cardiac surgery
he/she/it has undergone cardiac surgery
we have undergone cardiac surgery
you have undergone cardiac surgery
they have undergone cardiac surgery
Present Perfect Continuous
I have been undergoing cardiac surgery
you have been undergoing cardiac surgery
he/she/it has been undergoing cardiac surgery
we have been undergoing cardiac surgery
you have been undergoing cardiac surgery
they have been undergoing cardiac surgery
Past Indefinite
I underwent cardiac surgery
you underwent cardiac surgery
he/she/it underwent cardiac surgery
we underwent cardiac surgery
you underwent cardiac surgery
they underwent cardiac surgery
Past Continuous
I was undergoing cardiac surgery
you were undergoing cardiac surgery
he/she/it was undergoing cardiac surgery
we were undergoing cardiac surgery
you were undergoing cardiac surgery
they were undergoing cardiac surgery
Past Perfect
I had undergone cardiac surgery
you had undergone cardiac surgery
he/she/it had undergone cardiac surgery
we had undergone cardiac surgery
you had undergone cardiac surgery
they had undergone cardiac surgery
Past Perfect Continuous
I had been undergoing cardiac surgery
you had been undergoing cardiac surgery
he/she/it had been undergoing cardiac surgery
we had been undergoing cardiac surgery
you had been undergoing cardiac surgery
they had been undergoing cardiac surgery
Future Indefinite
I will undergo cardiac surgery
you will undergo cardiac surgery
he/she/it will undergo cardiac surgery
we will undergo cardiac surgery
you will undergo cardiac surgery
they will undergo cardiac surgery
Future Continuous
I will be undergoing cardiac surgery
you will be undergoing cardiac surgery
he/she/it will be undergoing cardiac surgery
we will be undergoing cardiac surgery
you will be undergoing cardiac surgery
they will be undergoing cardiac surgery
Future Perfect
I will have undergone cardiac surgery
you will have undergone cardiac surgery
he/she/it will have undergone cardiac surgery
we will have undergone cardiac surgery
you will have undergone cardiac surgery
they will have undergone cardiac surgery
Future Perfect Continuous
I will have been undergoing cardiac surgery
you will have been undergoing cardiac surgery
he/she/it will have been undergoing cardiac surgery
we will have been undergoing cardiac surgery
you will have been undergoing cardiac surgery
they will have been undergoing cardiac surgery
Conditional
Conditional Present
I would undergo cardiac surgery
you would undergo cardiac surgery
he/she/it would undergo cardiac surgery
we would undergo cardiac surgery
you would undergo cardiac surgery
they would undergo cardiac surgery
Conditional Present Continuous
I would be undergoing cardiac surgery
you would be undergoing cardiac surgery
he/she/it would be undergoing cardiac surgery
we would be undergoing cardiac surgery
you would be undergoing cardiac surgery
they would be undergoing cardiac surgery
Conditional Perfect
I would have undergone cardiac surgery
you would have undergone cardiac surgery
he/she/it would have undergone cardiac surgery
we would have undergone cardiac surgery
you would have undergone cardiac surgery
they would have undergone cardiac surgery
Conditional Perfect Continuous
I would have been undergoing cardiac surgery
you would have been undergoing cardiac surgery
he/she/it would have been undergoing cardiac surgery
we would have been undergoing cardiac surgery
you would have been undergoing cardiac surgery
they would have been undergoing cardiac surgery