Вставьте модальные глаголы may, can, must, need. 1. we go away just yet; our train doesn't leave for half an hour yet. 2. you be at home by 11 o'clock. 3. the bus didn't come and we go on foot. 4. i don't have this book, so go to the library. 5. the ice is quite thick. we walk on it. 6. if you don't know the meaning of a word use a dictionary.
2. You must be at home by 11 o'clock.
3. The bus didn't come and we had to go on foot.
4. I don't have this book, so I need go to the library.
5. The ice is quite thick. We mustn't walk on it.
6. If you don't know the meaning of a word you may use a dictionary.