Present Perfect Continuous questions

Questions Present Perfect Continuous: Fill in the correct form of the verb.

I have been waiting an the bus stop. (positive sentence)
I at the bus stop? (question)
You have been waiting an the bus stop. (positive sentence)
you at the bus stop? (question)
He/She have been waiting an the bus stop. (positive sentence)
he/she at the bus stop? (question)
We have been waiting an the bus stop. (positive sentence)
we at the bus stop? (question)
You have been waiting an the bus stop. (positive sentence)
you at the bus stop? (question)
They have been waiting an the bus stop. (positive sentence)
they at the bus stop? (question)