.How does the headmistress’s body language and dialogue reveal her clear preference for English

The headmistress's body language may reveal her clear preference for English through a few different cues. She may stand up straighter, make more direct eye contact, and have a stern or authoritative demeanor when speaking English, compared to when she speaks other languages. Additionally, she may use more dynamic gestures or expressions when speaking English, indicating a sense of pride or comfort with the language.

In terms of dialogue, the headmistress may use more formal or sophisticated language when speaking English, and may also be more verbose or articulate in her communication. She may also show a preference for English by consistently prioritizing it in conversations or official announcements, or by displaying a dismissive attitude towards other languages.

Overall, the headmistress's body language and dialogue can reveal her preference for English through a combination of nonverbal cues and verbal communication strategies.