Hi Josmee,
Here are some important topics you should read to score well in the MP Board Class 12 English Exam.

Prose (Reading & Explanation)

• Central idea and theme of lessons

• Character sketch and message of the chapter

• Extract-based questions (reference to context)

• Value-based or moral questions

Poetry

• Poetic devices (Simile, Metaphor, Alliteration, Imagery)

• Theme, tone, and the poet’s message

• Explanation of stanza/lines

• Figures of speech identification

Writing Skills

• Notice, Letter, Report, Paragraph writing

• Article and Speech Writing Formats

• Formal vs informal writing style

Grammar & Language

• Tense, Voice, Modals

• Transformation of sentences

• Error correction and comprehension