Among the given sentences in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expresses the same sentence Passive/Active Voice.
Which book was recommended by your teacher for the final examination?
1
Which book does your teacher recommend for the final examination?
2
Which book did your teacher recommend for the final examination?
3
Which book has your teacher recommend for the final examination?
4
Which book had your teacher recommend for the final examination?