Present perfect progressive

The present perfect progressive is used to talk about an action that started in the past

 and continues in the present.

Form 

Formation of the present perfect progressive The present perfect progressive 

is formed with the verb to have in the present plus the participle been and a gerund.

have / has + been + gerund

Examples:

 I have been living here for one month. 

You have been talking on the phone for half an hour

Negative forms

It is very easy to conjugate the present perfect progressive in a negative way. 

You simply use the word not after the conjugated form of the verb to have.

Formula for the negative form

have not / has not + been + gerund

It is very common to see the contracted forms have not and have not been used 

with the present perfect progressive.

Examples

I have not been eating much lately.

We have not been talking since we broke up.

Interrogative forms

To ask questions using the present perfect progressive, you have to invert the

 subject and the conjugated form of to have. Compare the affirmative form with the

 interrogative form.

video 

Exercise Write yet or already in the spaces.

 I  (listen) to this for 2 hours.
2. You  (wait) since this morning.
3. She  (watch) their dog since Saturday.
4. We  (talk) for over an hour.
5. I  (prepare) for this test for almost 2 weeks.
6. Joe  (work) here since 1987.
7. You  (do) nothing for the last 30 minutes.
8. Lilly  (teach) English for many years.
9. I  (eat) tomatoes for my entire life.
10. Recently, she  (feel) quite better.
11. They  (talk) a lot lately.
12. You  (watch) too much television.
13. We  (eat) too many sweets lately.
14. Lately, I  (exercise) quite frequently.
15. You  (help) me a lot.