Amerilingua

Grammar: Must / Might / Can't

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Siblings or Strangers?
Siblings or Strangers?
The apple doesn’t fall far from the tree! In this lesson, students will discuss appearances and relationships. The lesson features a video of a TV show host challenging the audience to guess the relationships of different people on the street based on their looks. Students will learn and practice modals of deduction and related vocabulary. The lesson includes plenty of engaging discussion activities and worksheets specifically developed for adult and teenage learners, ensuring a dynamic and interactive learning experience.
B1 Intermediate   |   General English, Speaking Lessons   |   Video   |   Friendship, Appearance   |   45 min   | B1-13

What are Must, Might, and Can't in English Grammar?

Must, might, and can't are modal verbs in English used to express different degrees of certainty, possibility, and prohibition. Understanding how to use these modals correctly can enhance your ability to convey nuances in meaning.

Must

Must is used to express strong necessity, obligation, or logical conclusion:

  • Obligation/Necessity: Indicates something that is required or necessary.
    • Example: "You must wear a seatbelt while driving."
  • Logical Conclusion: Indicates a strong assumption or conclusion based on evidence.
    • Example: "He must be the new manager; he’s sitting at the boss's desk."
Might

Might is used to express possibility or a slight chance of something happening. It suggests that something is possible but not certain:

Possibility: Indicates that something could happen or be true.
  • Example: "It might rain later, so take an umbrella."
Can't

Can't (cannot) is used to express impossibility or prohibition:

Impossibility: Indicates that something is not possible or cannot be true.
  • Example: "She can't be at home; I just saw her at the office."
Prohibition: Indicates that something is not allowed.
  • Example: "You can't park here; it’s a no-parking zone."
Examples in Sentences:

Must:

  • Obligation: "You must complete your assignment by tomorrow."
  • Logical Conclusion: "Given the evidence, she must be the culprit."

Might:

  • Possibility: "I might go to the party if I finish my work."
  • Uncertainty: "He might know the answer, but I'm not sure."

Can't:

  • Impossibility: "That can't be true; he was with me the whole time."
  • Prohibition: "You can't enter the building without a pass."
Master Must, Might, and Can't with AmeriLingua's ESL Lesson Plans

At AmeriLingua, we specialize in providing high-quality ESL lessons and comprehensive lesson plans designed to help learners master English grammar, including the use of modals such as must, might, and can't. Our well-structured resources ensure that you or your students can confidently use these modals to express necessity, possibility, and prohibition. Whether you are a teacher looking for detailed lesson plans or a student aiming to improve your English skills, AmeriLingua has the resources you need.