to be

I was

to be

I was being

I had been being

I am

I will be

I am being

I will be being

I have been being

I will have been being

I had been

I have been

I will have been

future perfect continuous

present continuous

future simple

future perfect

infinitive

past simple

present perfect continuous

present perfect simple

present simple

future continuous

past continuous

past perfect simple

past perfect continuous