Present Perfect / Present Perfect Continuous

She _________ for an hour. 

I ___________ her for ages.

Nina ____________ English for 2 years.

Their parents _________ friends since their childhood.

Mike ___________ to learn the poem.

We _____________ a holiday for 5 years.

The birds ______________ to the South.

The train _________.

She ____________ at this school for twenty years.

They _______________ him for many years.

David ___________ in his studio since 10 o’clock.

They ____________ to music all day.