题目内容：
第50题__________
A．It also lies in a major bird migration lane and is a resting spot for many birds. B．Mt. Desert Island is one of the most famous of all of the islands left behind by the glacier.
C．The wealthy residents of Mt. Desert Island selfishly keep it to themselves.
D．The term comes from the activity of the ile age.
E．This mountain rises 1,532 feet, making it the highest mountain on the Atlantic seashore.
F．It is split almost in half by Sones Sond, a deep and narrow stretch of water, seven miles long.
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