On a clear February morning, a California black bear was set free. Looking around, he ____(skillful) climbed the nearest tree. From high above the ground, he could see the hundreds of acres____were now his home. His eyes were filled with ____(curious)

    The bear had come a long way. Last fall, the seven-month-old bear bub(幼兽) was found all alone. He had no mother to care for him. He was thin,____ (weight) only 20 pounds----about half the normal weight for a bear that age. Luckily the bub____(bring) to The Fund for Animals Wildlife Center in Ramona, California. At the center, the bub shared____ outdoor enclosure(围栏) with another bear. There were trees to climb and places for them to dig dens(兽穴).____ (teach) the cub to find his own food, people working at the center ____(hide) fruit in tree branches. Soon, the bear was an expert at climbing trees and "picking" the fruit. All the staff felt____(amaze) at his adaptability.

    Finally, the day had come. With his new skill and strong body, the bub was ready to be____his own, and ready to live like a bear should--- in the wild.