Tenses

Present Perfect Progressive Progressive / Present Perfect Continuous

In English there is a group of verbs (stative verbs) which are not used with ending -ing. verbs not used with ending -ing

Verbs which express an activity (dynamic verbs) can be used both in Present Perfect and Present Perfect Progressive.

DO as a main verb

Affirmative sentences Negative sentences Questions
I have been doing an exercise. I have not been doing an exercise. Have I been doing an exercise?
You have been doing an exercise You have not been doing an exercise. Have you been doing an exercise?
He has been doing an exercise He has not been doing an exercise. Has he been doing an exercise?
She has been doing an exercise She has not been doing an exercise. Has she been doing an exercise?
It has been doing an exercise It has not been doing an exercise. Has it been doing an exercise?
We have been doing an exercise We have not been doing an exercise. Have we been doing an exercise?
You have been doing an exercise You have not been doing an exercise. Have you been doing an exercise?
They have done an exercise They have not been doing an exercise. Have they been doing an exercise?