Are these books ________—No, they are not mine . They belong to ________.

So noisy____ in the dining hall that he could onlymake himself heard by shouting at the top of his voice.

97.0FM plays_____songs of all the radio stations in my city.

Gaining the knowledge ________ environmental protection will help you to become a qualified environmentalist.

on’t you go to medicof _____with long training,which I am afraid I don’t have.