Choose the correct option.
Present Continuous, Present Perfect, Present Perfect Continuous
1. She (has been studying / is studying / has studied) for three hours and she's still not finished.
2. I (have known / am knowing / have been knowing) Anna since we were children.
3. Look! It (has rained / is raining / has been raining) outside. Everything is wet.
4. They (are playing / have been playing / have played) football since morning and now they are tired.
5. I (have washed / have been washing / am washing) the dishes. They are clean now.
6. We (are staying / have stayed / have been staying) at my aunt's house at the moment.
7. My parents (have travelled / are travelling / have been travelling) around Europe for two weeks now.
8. She (has lost / has been losing / is losing) a lot of weight lately.
9. Mark (has been practising / has practised / is practising) the piano since 9 o'clock.
10. Be quiet! The baby (is sleeping / has slept / has been sleeping).