“去看戏”常见的英文表达是 “go to see a play” 或 “go to the theater/theatre（to watch a play）”。
“go to see a play” 直接表达了“去看一场戏”的意思，简洁明了。
“go to the theater/theatre（to watch a play）” 稍微更正式一些，“theater/theatre”指剧院，整体表达“去剧院（看戏）” 。