我明天想出去玩用英文怎么说

"I want to go out and play tomorrow" 可以用英语表达为 "I want to go out and have fun tomorrow."

来源：
这句话是由两个简单句组成的复合句。"I want" 是表示意愿的动词短语，"to go out" 是表示出门的动词短语，"and have fun" 是表示玩的动词短语。

英文例句及其中文翻译：

"I can't wait to go out and play tomorrow." (我明天出去玩真是太期待了。)
"I'm looking forward to going out and having fun tomorrow." (我期待明天出去玩。)
"Tomorrow's the day I finally get to go out and play." (明天是我终于可以出去玩的那一天。)