Understanding Modals and Sentence Structure

The video tutorial covers the use of modals for speculation, including 'must' for certainty, 'may', 'might', and 'could' for possibility, and 'can't' for impossibility. It uses examples like planning a holiday, going on safari, and attempting a mountain challenge to illustrate these concepts. The tutorial explains the grammatical structure of these modals and their usage in different contexts.

What is the main topic discussed in the introduction of the video?

• Modals of speculation

• Past tense verbs

• Future tense predictions

• Adjectives and adverbs

What is one concern mentioned about going on a safari?

• It might be boring

• It could be dangerous

• It is not popular

• It is too close to home

What is a reason given for why a safari might not be dangerous?

• It is a short trip

• It is very expensive

• Many people do it

• It is always supervised

What is a reason given for why a safari might be expensive?

• It is not popular

• It is a long journey

• It requires special equipment

• It is a luxury experience

Why might the mountain challenge be considered difficult?

• It is located in a remote area

• It requires a lot of money

• It is only for professionals

• Participants must be very fit

What is suggested about the mountain challenge?

• It is only for experts

• It is not challenging at all

• There are different levels of difficulty

• It is very expensive

When do we use 'must' in a sentence?

• When we feel certain based on evidence

• When we are unsure

• When we are asking a question

• When we are guessing

What is the structure of a sentence using 'must'?

• Must + gerund

• Must + infinitive without 'to'

• Must + past participle

• Must + infinitive with 'to'

Which modal verb is used to express a possibility?

• Should

• Must

• Will

• Might

Which modal verb is NOT used to express possibility?

• Might

• Must

• Could

• May