We have featured car enthusiasts who made wooden cars and aircraft enthusiasts who made replica helicopters, but have you heard of a shoe enthusiast who would spend 180,000 yuan to make a replica of his ideal pair of shoes? 67-year-old Zheng living in Fuzhou designed and made a pair of huge copper shoes simply because he loves them. The shoes weigh one ton, and each shoe measures 1.3 meters in height, 0.8 meters in width and 2.3 meters in length.

What material are the shoes made of?

A. Iron

B. Wood

C. Copper

（中國日報網(wǎng)英語點津 江巍 編輯）