Exploring Negative Prefixes in English

The video tutorial by Yossr at IELTS Academy 9 covers the use of seven negative prefixes in English: non-, un-, im-, in-, ir-, ill-, and dis-. It explains how prefixes alter word meanings, provides examples for each prefix, and highlights exceptions. The video also discusses words that can take multiple prefixes, changing both meaning and form. An exercise is included for practice, and viewers are encouraged to subscribe for more content.

What is the primary benefit of learning prefixes according to the video?

• Enhancing vocabulary quickly

• Learning new languages

• Understanding grammar rules

• Improving spelling skills

Which prefix is used with the word 'happy' to change its meaning to its opposite?

• in-

• un-

• dis-

• ir-

What does the prefix 'non-' signify?

• Always

• Not

• Below

• Above

What is the meaning of 'irrational'?

• Beyond logic

• Somewhat logical

• Very logical

• Not logical

What is the correct prefix to use with the word 'respect' to indicate the opposite?

• dis-

• in-

• un-

• ir-

What does the prefix 'ill-' imply when used with words like 'illegal'?

• Always allowed

• Sometimes allowed

• Rarely allowed

• Not allowed by law

Which prefix would you use with the word 'loyal' to indicate the opposite?

• un-

• non-

• in-

• dis-

What is the difference between 'disable' and 'unable' as explained in the video?

• 'Disable' refers to a physical disability, 'unable' means cannot do something

• 'Disable' means cannot do something, 'unable' refers to a physical disability

• Neither has a specific meaning

• Both mean the same

What does the prefix 'dis-' imply when used in 'dislike'?

• Indifferent

• Like a little

• Hate strongly

• Like a lot

Which prefix is used to indicate a lack of safety in software programs?

• unsecure

• nonsecure

• insecure

• dissecure