摘要: Accustomed to the steep mountains, he had no difficulty reaching the top. A. climbing B. climb C. having climbed D. have climbed
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Accustomed to ________ the steep mountains,he had no difficulty reaching the top.
[ ]
A. climbing
B. climb
C. having climbed
D. have climbed
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B. climb
C. having climbed
D. have climbed