Решить open the brackets. 1. my sister (to be) a doctor. 2. his parents (to be) engineers. 3. i (to be) a student. 4. my shoes (to be) very dirty. 5. her bed (not to be) comfortable. 6. your book (to be) on your bed. 7. i (not to be) happy today. 8. the shops (to be) open today. 9. mr. kelly’s son (to be) eight years old. 10. mr. smith’s children (to be) ten years old.