Understanding Modal Verbs and Their Functions

The video tutorial covers modal verbs of deduction and speculation, explaining their use in expressing possibility, certainty, and past events. It introduces modal verbs like might, may, could, can't, and must, and provides examples to illustrate their application in sentences. The tutorial also discusses how these verbs are used to convey beliefs about past events, using the structure of modal verb + have + past participle.

What is the primary function of modal verbs?

• To form questions

• To convey a specific function with a main verb

• To express emotions

• To describe nouns

What is the role of auxiliary verbs in a sentence?

• To replace the main verb

• To modify the main verb

• To convey a specific function with the main verb

• To negate the main verb

Which of the following is NOT a modal verb?

• Can

• Should

• Will

• Have

Which modal verbs are used for deduction and speculation?

• Will, shall, would

• Might, may, could, can't, must

• Do, does, did

• Have, has, had

What do 'might', 'may', and 'could' indicate?

• Possibility

• Obligation

• Impossibility

• Certainty

What does 'can't' signify in modal verbs?

• A suggestion

• A possibility

• An impossibility

• A certainty

Which modal verb indicates a 100% certainty?

• May

• Might

• Could

• Must

Which modal verb is used to express a 100% impossibility?

• Could

• Can't

• Might

• Must

What is the difference between 'must' and 'can't' in terms of certainty?

• 'Must' and 'can't' both indicate possibility

• 'Must' indicates impossibility, 'can't' indicates possibility

• 'Must' indicates certainty, 'can't' indicates impossibility

• 'Must' indicates possibility, 'can't' indicates certainty

Which phrases suggest the use of 'might', 'may', or 'could'?

• Must, can't

• Always, never

• Maybe, perhaps, I suppose

• Definitely, certainly