51. The advance of globalization is challenging some of our most ___ values and ideas,
including our idea of what constitutes “home”.
　　A) enriched B) enlightened
　　C) cherished D) chartered
52. Researchers have discovered that ___ with animals in an active way may lower a
person’s blood pressure.
　　A) interacting B) integrating
　　C) migrating D) merging
53. The Beatles, the most famous British band of the 196.s, traveled worldwide for many years,
_________ cultural barriers.
　　A) transporting B) transplanting
　　C) transferring D) transcending
54. In his last years, Henry suffered from a disease that slowly ___ him of much of his
sight.
　　A) relieved B) jeopardized
　　C) deprived D) eliminated
55. Weight lifting, or any other sport that builds up your muscles, can make bones become denser
and less ___ to injury.
　　A) attached B) prone
　　C) immune D) reconciled