他们在公园里正玩得高兴 They are ____ ____ ____ in the park
问题描述：
他们在公园里正玩得高兴 They are ____ ____ ____ in the park
答
They are having fun playing in the park
他们在公园里正玩得高兴 They are ____ ____ ____ in the park
They are having fun playing in the park