1) Put the verbs in brackets into the correct form (Present Perfect / Present Perfect Continuous)
1) Where is Peter? He (just/leave) for work.
2) Why are you tired? I (play) football.
3) Is Paul studying in his room? Yes, he (study) since 4:00.
4) The police (go) after a robber for over an hour.
5) We never(buy) things at the flea market.
6) The waiters already (serve) steamed fish.
7) She (not/read) this book yet.
8) I (not / eat) Chinese food yet.
9) I (know) Mrs Brown for twenty years now.
10) you (do) your homework yet?