Задание
Read and fill in the gaps. Use the Present Perfect Tense or the Present Perfect Continuous Tense. Use the full forms of the verbs.
Nina (learn) English for 2 years.
The birds (already/fly) to the South.
They (know) him for many years.
Mike (forget) to learn the poem.
The children (watch) cartoons for 2 hours.
We (have/not) a holiday for 5 years.
David (paint) in his studio since 10 o’clock.