Вставьте must или have to (в нужной форме). jack left before the end of the meeting. he go home early. you really work harder if you want to pass the examination. caroline may go away next week. 10. julia wears glasses. she wear glasses since she was very young.

Jack left before the end of the meeting. He had to go home early.

You really must  work harder if you want to pass the examination.

Caroline may have to go away next week.

10. Julia wears glasses. She has to wear glasses since she was very young.