この練習では、現在完了形（単純）と現在完了進行形の使い分けを学びます。結果に焦点を当てるのが現在完了形で、活動の継続に焦点を当てるのが進行形です。日常的な文脈での理解を深めるための練習です。B1レベルの学習者に最適です。
1. _____ here since January and I really enjoy it.
2. _____ here for long?
3. She _____ five pages of her essay already.
4. _____ around the city all day.
5. _____ computer science at university.
6. _____ the living room for hours.
7. _____ your homework yet?
8. _____ German for six months now.
9. _____ that jacket since high school.
10. _____ the kitchen and now it looks much brighter.
11. _____ that novel you recommended.
12. _____ us twice this month.
