Indicative
Present Indefinite
I maintain
you maintain
he/she/it maintains
we maintain
you maintain
they maintain
Present Continuous
I am maintaining
you are maintaining
he/she/it is maintaining
we are maintaining
you are maintaining
they are maintaining
Present Perfect
I have maintained
you have maintained
he/she/it has maintained
we have maintained
you have maintained
they have maintained
Present Perfect Continuous
I have been maintaining
you have been maintaining
he/she/it has been maintaining
we have been maintaining
you have been maintaining
they have been maintaining
Past Indefinite
I maintained
you maintained
he/she/it maintained
we maintained
you maintained
they maintained
Past Continuous
I was maintaining
you were maintaining
he/she/it was maintaining
we were maintaining
you were maintaining
they were maintaining
Past Perfect
I had maintained
you had maintained
he/she/it had maintained
we had maintained
you had maintained
they had maintained
Past Perfect Continuous
I had been maintaining
you had been maintaining
he/she/it had been maintaining
we had been maintaining
you had been maintaining
they had been maintaining
Future Indefinite
I will maintain
you will maintain
he/she/it will maintain
we will maintain
you will maintain
they will maintain
Future Continuous
I will be maintaining
you will be maintaining
he/she/it will be maintaining
we will be maintaining
you will be maintaining
they will be maintaining
Future Perfect
I will have maintained
you will have maintained
he/she/it will have maintained
we will have maintained
you will have maintained
they will have maintained
Future Perfect Continuous
I will have been maintaining
you will have been maintaining
he/she/it will have been maintaining
we will have been maintaining
you will have been maintaining
they will have been maintaining
Conditional
Conditional Present
I would maintain
you would maintain
he/she/it would maintain
we would maintain
you would maintain
they would maintain
Conditional Present Continuous
I would be maintaining
you would be maintaining
he/she/it would be maintaining
we would be maintaining
you would be maintaining
they would be maintaining
Conditional Perfect
I would have maintained
you would have maintained
he/she/it would have maintained
we would have maintained
you would have maintained
they would have maintained
Conditional Perfect Continuous
I would have been maintaining
you would have been maintaining
he/she/it would have been maintaining
we would have been maintaining
you would have been maintaining
they would have been maintaining