29. My mother decorated the Christmas tree yesterday. (Change into the passive voice)
->.......................................................................................................................................................
30. “I am waiting for the bus now”, Ba said. (Change into reported speech)
->........................................................................................................................................................
31. Could you give me the bag, please? (Rewrite the sentence )
-> Would you mind ...........................................................................................................................?
32.. Learning English is very interesting (Rewrite the sentence)
-> It’s ................................................................................................................................................