一只独木舟静静地漂浮在平静的湖面上。
A ___canoe floats peacefully on the still lake.
他们在湖上划独木舟时看到了许多野鸭。
They saw many wild ducks while paddling their ___canoe across the lake.
他们划着独木舟穿过湖面。
They paddled the ___canoe across the lake.
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