2. составьте предложения, используя глаголы в indefinite passive в качестве сказуемого. to be written → the letter was written by him yesterday 1.to be distinguished; 2. to be found; 3. to be marked; 4. to be distributed; 5. to be called; 6. to be used; 7. to be used; 8. to be finished; 9. to be discussed; 10. to be manufactured; 11. to be produced.