1) she (come) already from school. Now she is doing her homework.
2) what are you doing here? I (wait) for 2 hours.
3) we (solve) already the problem.
4) they (know) each other since their childhood.
5) we (sit) here for 25 minutes and I'm not going to wait anymore.
6) it (snow) for 2 days.
7) my father (never/be) to Spain.
8) it is the most delicious cake I (ever/taste).
9) my parents (build) the house for two years.
10) you look exhausted! What (do)?