Convert the following sentences from Passive to Active Voice:
1. Khejdi trees are not allowed to be cut in Rajasthan.
2. The green cover of the Indian sub continent has been ravaged by grazing animals.
3. Bishnois were not to be cowed.
4. Jambhaji’s followers were called Bishnois.
5. The door was painted green by him.
6. By whom is English taught to you?
7. He was given the task of looking after his puppy.