Grammar: B2 section "✨ Grammar Essentials: 🧩 Parts of Speech & 🏗️ Sentence Structure (Advanced)" is: L1: Non-Defining Relative Clauses (using who, which, with commas)

Grammar: Relative Clauses B1 Lesson 1: Non-Defining Relative Clauses What you will learn: By the end of this lesson, you will be able to use non-defining relative clauses with correct punctuation and pronouns (who, which) to add extra information to your sentences. Why It Matters: The Power of the Comma A non-defining relative clause gives extra, "bonus" information about a noun. Using commas completely changes the meaning of the sentence. Defining Clause (No Commas) My sister who lives in Battambang is a doctor. This gives essential information. It means I have more than one sister, and I am identifying which one I'm talking about. Non-Defining Clause (With Commas) My sister, who lives in Battambang, is a doctor. This gives extra information. It means I have only one sister. We already know who she is; her location is just a bonus fact. The Grammar Rules 📖 There are two very important rules for non-defining clauses. Rules for Non-Defining Clauses You MUST use commas to separate…