Relative Pronouns:

• Who: Used for people.

  • Example: The woman who won the award is my friend.

• Whom: Used for people in formal English (often replaced by "who" in casual usage).

  • Example: The person to whom I spoke is the manager.

• Whose: Indicates possession.

  • Example: The book whose cover is torn belongs to me.

• Which: Used for animals or things.

  • Example: The car which is parked in front of the house is mine.

• That: Can be used for people, animals, and things in defining relative clauses.

  • Example: The movie that we watched last night was fantastic.

Relative Adverbs:

• When: Refers to a specific time.

  • Example: The day when we met was unforgettable.

• Where: Refers to a specific place.

  • Example: This is the city where I grew up.

• Why: Refers to a reason or cause.

  • Example: The reason why he left is still unknown.

• Comparative:

Adjectives: Used to compare two things or people. It is formed by adding "-er" to the monosyllabic adjective (e.g., faster, taller, smarter).

Example: "My car is faster than yours."

Adjectives: Formed by adding "more" before a long adjective.

Example: "This book is more interesting than that one."

• Superlative:

Adjectives: Used to compare three or more things or people, indicating the highest degree of a quality. It is formed by adding "-est" to the adjective (e.g., fastest, tallest, smartest).

Example: "Mount Everest is the highest mountain in the world."

Adjectives: Formed by adding "most" before a long adjective. 

Example: "It is the most beautiful flower I have ever seen."

⚠️ ALWAYS USE THE ARTICLE "THE" BEFORE SUPERLATIVES.