From the audience's point of view this could be an unthinkable event as suddenly gender and friendship struggles are in the foreground.
Consider the quick fired lines, the punctuation and length of the speeches, as they are all part of this play's black comic structure. For example, up to this point in the play the characters have short sharp sentences and there are many attempts at overlapping and interruption and although this convention continues throughout this scene, larger chunks of dialogue are introduced. This structure does not slow the argument down, instead, the change of length adds intensity to the fight between the friends.
Evelyn is rather like a predator in this scene; each beat of dialogue slowly builds up to the foul augment.
Read through the scene and consider what the major tension is; tension of meeting a new person for the first time ... tension of difference of opinion about the meaning and nature of art ... tension of utter dislike ... tension of wanting to smooth everything over.
In groups of 4, improvise whilst sight reading, using as much of the dialogue as possible. Dialogue must be delivered in a quick fired manner. The dramatic essence of the scene is that Evelyn is the predator. Each group is to explore the importance of stillness versus movement in this dramatic action and how it adds intensity to the dialogue.
In your logbooks write out how the issues of this scene are structured, such as:
You need to pay great detail to the characters language. For example, where and how it deteriorates into swearing and abuse and why this adds to the shock value of the scene.