小马驹在草地上欢快地蹦跳着。
The pony ___pranced happily across the meadow.
小马驹在草地上欢快地跳跃着。
The pony ___prances happily across the meadow.
小孩子们在操场上欢快地蹦蹦跳跳。
The little children were ___prancing around the playground happily.
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