Indicative
Present Indefinite
I letterbox
you letterbox
he/she/it letterboxes
we letterbox
you letterbox
they letterbox
Present Continuous
I am letterboxing
you are letterboxing
he/she/it is letterboxing
we are letterboxing
you are letterboxing
they are letterboxing
Present Perfect
I have letterboxed
you have letterboxed
he/she/it has letterboxed
we have letterboxed
you have letterboxed
they have letterboxed
Present Perfect Continuous
I have been letterboxing
you have been letterboxing
he/she/it has been letterboxing
we have been letterboxing
you have been letterboxing
they have been letterboxing
Past Indefinite
I letterboxed
you letterboxed
he/she/it letterboxed
we letterboxed
you letterboxed
they letterboxed
Past Continuous
I was letterboxing
you were letterboxing
he/she/it was letterboxing
we were letterboxing
you were letterboxing
they were letterboxing
Past Perfect
I had letterboxed
you had letterboxed
he/she/it had letterboxed
we had letterboxed
you had letterboxed
they had letterboxed
Past Perfect Continuous
I had been letterboxing
you had been letterboxing
he/she/it had been letterboxing
we had been letterboxing
you had been letterboxing
they had been letterboxing
Future Indefinite
I will letterbox
you will letterbox
he/she/it will letterbox
we will letterbox
you will letterbox
they will letterbox
Future Continuous
I will be letterboxing
you will be letterboxing
he/she/it will be letterboxing
we will be letterboxing
you will be letterboxing
they will be letterboxing
Future Perfect
I will have letterboxed
you will have letterboxed
he/she/it will have letterboxed
we will have letterboxed
you will have letterboxed
they will have letterboxed
Future Perfect Continuous
I will have been letterboxing
you will have been letterboxing
he/she/it will have been letterboxing
we will have been letterboxing
you will have been letterboxing
they will have been letterboxing
Conditional
Conditional Present
I would letterbox
you would letterbox
he/she/it would letterbox
we would letterbox
you would letterbox
they would letterbox
Conditional Present Continuous
I would be letterboxing
you would be letterboxing
he/she/it would be letterboxing
we would be letterboxing
you would be letterboxing
they would be letterboxing
Conditional Perfect
I would have letterboxed
you would have letterboxed
he/she/it would have letterboxed
we would have letterboxed
you would have letterboxed
they would have letterboxed
Conditional Perfect Continuous
I would have been letterboxing
you would have been letterboxing
he/she/it would have been letterboxing
we would have been letterboxing
you would have been letterboxing
they would have been letterboxing