PREVIEW
... visitors in the stands were also quiet.
“Because of the large number of participants in the water system, the whole field is divided into twenty competition areas. Each area will arrange twelve-thirteen competitions this morning.” They listened to the instructor as he continued. “After the competition starts, the contestants press the numbers in their hands and report to their respective locations in the competition area. After each competition, the winner can go to the examiner to coll ...
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