Across
- 2. I have to obey my parents
- 3. It is necessary to do the homework
- 7. You (tú) must take good notes
- 9. I should go to the library
- 12. One must obey the teachers
- 13. She has to put her books in the locker
Down
- 1. It is necessary to memorize the new vocabulary
- 4. They have to pass the exam
- 5. One must pay attention in class
- 6. We have to be welcoming
- 8. I must not arrive late
- 10. They should study
- 11. He must arrive on time