Active and Passive Voice

Choose the sentence wherein voice changed correctly.

  1. Lata sang a melodious song.
    Correct
  2. The fly was eaten by the spider.
    Correct
  3. I called you many times.
    Correct
  4. My friend gifted me a designer pen.
    Correct
  5. The guard rang the bell.
    Correct
  6. Mr Shiva teaches us mathematics.
    Correct
  7. ‘I forbid you from talking loudly in the library,’ said the librarian.
    Correct
  8. Mr Raj built the theatre in 1967.
    Correct
  9. Mrs John bakes a cake every morning.
    Correct
  10. The Tower of London is visited by many tourists during summer.
    Correct