If some of these sentences, must is wrong or unnatural. Correct the sentences where necessary.
1. It\'s later than I thought. I must go. - OK (have to is also correct)
2. I must work every day from 8:30 to 5.30 - I have to work
3. You must come and see us again soon. -
4. Tom can\'t meet us tomorrow. He must work. -
5. I must work late y evening. -
6. I must get up early tomorrow. I have lots to do. -
7. Julia wears glasses. She must wear glasses since the was very young. -