Заполните пропуски модальными глаголами mustn’t, can’t, needn’t. Иногда возможны два варианта.

1. We _______ decide now. We can do it later. 2. We _______ arrive late to the station. The bus won’t wait for us. 3. You _______ tell Sue what happened. I don’t want her to know. 4. I did the shopping yesterday, so we _______ do it today. 5. You _______ walk on the grass. The sign says so.