Verbs

Present perfect continuous

Affirmative and negative

I/You/We/They	have haven't	been reading.
He/She/It	has hasn't

Question

Have	I/you/we/they	been reading?
Has	he/she/it

The present perfect continuous is used:

- to talk about situations which started in the past and continue in the present.

- to explain the result of a recent past activity.