介绍:
Have a ball=enjoy oneself=have a great time
Ball=a formal gathering for social dancing.
=great time
E.g
I'm sure that you and my mum will have a ball if you go shopping together.
We had a ball at the party and didn’t come home until 2 am.
课后挑战测试：
比尔，周日要不要一起去攀岩呢？我们肯定可以玩得很开心哦！
正确答案请私信Maggie领取，备注：ball
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