Understanding Obligations and Prohibitions

This video tutorial introduces the concepts of obligations and prohibitions in language, focusing on the use of 'must' and 'have to' for obligations and 'mustn't' for prohibitions. It provides examples and practical exercises to help learners understand and apply these concepts effectively.

What is the main focus of the video?

• How to write an essay

• The importance of learning English

• The history of English grammar

• The concepts of obligation and prohibition

Which word is used to express a strong personal obligation?

• Should

• Have to

• Must

• Can

What does 'have to' indicate?

• A weak obligation

• A strong obligation influenced by external factors

• A suggestion

• A prohibition

Which sentence correctly uses 'must'?

• I must going to the dentist.

• I must to go to the dentist.

• I musted go to the dentist.

• I must go to the dentist.

What does 'mustn't' express?

• A suggestion

• A weak obligation

• A strong obligation

• A prohibition

Which of the following is an example of a prohibition?

• You have to go to school.

• You should study for the test.

• You mustn't eat in this room.

• You must finish your homework.

What should you do before eating according to the video?

• Finish your homework

• Go to sleep

• Wash your hands

• Read a book

What is the correct usage of 'must' in a sentence?

• I must cleaning my room.

• I musted clean my room.

• I must to clean my room.

• I must clean my room.

Which of the following is NOT allowed according to the video?

• Walking on the grass

• Finishing homework

• Washing hands before eating

• Eating healthy food

What should you do when you see a 'fasten your seatbelt' sign?

• Ignore it

• Loosen your seatbelt

• Fasten your seatbelt

• Remove your seatbelt