Wie heißt die deutsche Verbform?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. I know. .
2. He is. .
3. She takes. .
4. I eat. .
5. We are. .
6. They have. .
7. You (ihr) are. .
8. It gives. .
9. We know. .
10. I am. .
11. You (du) have. .
12. You (ihr) take. .
13. He eats. .
14. You (Sie) are. .
15. She knows. .
16. It has. .
17. I give. .
18. You (du) take. .
19. You (ihr) eat. .
20. They know. .
21. You (du) give. .
22. I have. .
23. We take. .
24. You (du) are. .
25. They give. .