How much of that is impro? - 95% of it is scripted.
其中有多少即兴表演成分？- 95% 都是按照剧本。
演员对谈（双语精选）
She does it so brilliantly in the, so it was just kind of like almost like games around the scenes to see. But we were kind of impro roughly around the scene.
她演得非常出色，所以这就像是围绕着场景进行的游戏。但我们在现场有一些粗略的即兴表演。
英语百科
Impro: Improvisation and the Theatre
（重定向自Impro）
Impro: Improvisation and the Theatre is a book written in 1979 by theatre educator Keith Johnstone. The book is divided into four sections: "Status", "Spontaneity", "Narrative Skills", and "Masks and Trance". Much of the book is based on his experiences as a teacher and as an associate director of the Royal Court Theatre in London.