Part 1: Choose the correct form of the present verb tense in the following sentences.

1. I go / am going to the gym three times a week.
2. He works / is working on his project at the moment.
3. Don’t bother her, she studies / is studying for her final exams.
4. We take / are taking a trip to the mountains every winter.
5. Look! It snows / is snowing outside.
6. She frequently works / is working until 10pm.
7. I can’t go out right now because I do / am doing my homework.
8. An alcoholic is a person who drinks / is drinking too much and can’t stop.
9. Can you explain why water always runs / is running downhill?

Part 2: Choose either the past or the present perfect verb tense in the following sentences.

1. I finished / have finished my homework an hour ago.
2. She never visited / has never visited Paris before now.
3. We ate / have eaten at that new restaurant last night.
4. Have you ever seen / Did you ever see a bear in the wild?
5. When I was a child, I had / have had a pet rabbit.
6. They just arrived / have just arrived home from their vacation.
7. He lived / has lived in Berlin before he moved to Munich.
8. I’m not hungry because I had / have had lunch already.
9. My parents travelled / have travelled to Italy three times so far.
10. Who did you call / have you called before I came over?
11. Last year, she studied / has studied abroad in Spain.
12. We did not finish / have not finished preparing our presentation yet.