Объяснение:
You will have to be in the theater by 7 o'clock if you don't want to be late. ...
I must make sure cargoes reach their destination. ...
People must take care of nature. ...
You must prepare the monthly sales report. ...
You must not use computer for more than 6 hours straight. ...
He must be on his way here.
He must earn money for his family.
