In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

His friend did not return even the next day, or the day after. For several days, the partridge (1)______ worrying, and then gave up (2)______ of his friend's return.(3)______ dusk, a hare came to the tree and (4)______ an empty hole at the foot of the tree, (5)______ shelter inside. Since the partridge had given up hope, he did not object to the hole being occupied by the hare.