Present perfect continuous
by Link rompe jarrones
1. Use
1.1. Is used to sayd actions that have started in the past but continue in the present
2. Adverbs expressions
2.1. For
2.1.1. Is ussed to express the duration of an activity we can say the amount of time
2.2. Since
2.2.1. Is used to express the specific moment in which said action began
3. Structure gramatical
3.1. Affirmative
3.1.1. Subj + have/has + been + verb.ing + complement
3.1.1.1. - He has been dreaming today.
3.1.1.2. - We have been traveling to Colombia.
3.2. Interrogative
3.2.1. Have/has + subj + been + verb.ing + complement?
3.2.1.1. - Has he been dreaming today?
3.2.1.2. - Have we been traveling to Colombia?
3.3. Negative
3.3.1. Subj + have/has + not + been + verb.ing + complement
3.3.1.1. - He hasn't been dreaming today.
3.3.1.2. - We haven't been traveling to Colombia.