The plane _______ at 7:00 p.m.,so I have to be at the airport by 6:40 at the latest.[ ]

Must I be home before eight o’clock, Mum—— No, you . But you have to come back before ten o’clock.

Must I go to medical school and be a doctor like you , Dad–No, you _____, son, you’re free to make your own decision.

______ is the weather like today ——It’s _____.

In the future,cars won’t be ______,and it’ll be _____to travel everywhere by plane.