С
fill in the gaps with the present perfect or present perfect continuos forms or the verbs in brackets.
1. alice (sing) songs since childhood
2. alice (sing) hundreds of them
3. nick (play) football for about 5 years
4. nick already (play) five matches well
5. stephan (compose) many soundtracks to popular films
6. stephan (compose) different melodies for ten years
7. tracy already (take) pictures of her friends
8.tracy (take) pictures of her family all day