孩子们在公园里玩得开心极了。

The kids had a lot of ___fun playing in the park.

在海滩上玩沙子是孩子们最大的乐趣。

Playing with sand at the beach is the greatest ___fun for kids.

小狗追着自己的尾巴玩，看起来非常有趣。

The puppy chasing its tail is full of ___fun.

昨晚的派对很有趣，我们都玩得很开心。

Last night's party was really ___fun, we all enjoyed ourselves a lot.