I. вставьте модальные глаголы can, may, must или need. 1. i not go out today: it is too cold. 2. i take your pen? — yes, please. 3. we not carry the bookcase upstairs: it is too heavy. 4. we not carry the bookcase upstairs ourselves: the workers will come and do it. 5. when you come to see us? — i come only on sunday. 6. shall i write a letter to him? — no, you not, it is not necessary. 7. you cut something without a knife? 8. peter return the book to the library. we all want to read it. 9. why not you understand it? it is so easy. 10. we do the exercise at once? yes, you … do it at once. 11. you pronounce this sound? 12. you not have bought this meat – we have everything for dinner.