Вставьте нужные глаголы:
1. Our students (must, to have, to be) be good specialists.
2. He (to be, must, can) to do this work now.
3. Students (can, must) attend all lectures.
4. He (to be, can, may) visit his friend.
5. These students (to be, must, can) to take the examination in Physics yesterday.
6. Не (may, must, to have) to read the text tomorrow