Understanding Prefixes in English

The video tutorial explains prefixes, which are word parts added to the beginning of words to change their meaning. It covers various types of prefixes, including those that form antonyms, indicate numbers, time, repetition, and quantity. Examples such as 'unheard', 'bilingual', and 'retype' are provided to illustrate how prefixes alter word meanings. The tutorial emphasizes the importance of understanding prefixes to decode and comprehend a wide range of words.

What is the primary function of a prefix in a word?

• To change the spelling of the word

• To modify the meaning of the word

• To change the word's tense

• To make the word longer

Which of the following is an example of a prefix that indicates an opposite meaning?

• Pre-

• Un-

• Re-

• Multi-

Which of the following words uses a prefix to indicate an opposite meaning?

• Bicycle

• Unheard

• Rebuild

• Preschool

What does the prefix 'anti-' signify?

• In favor of

• Two

• Against or opposing

• Before

Which prefix would you use to indicate the number two?

• Re-

• Pre-

• Multi-

• Bi-

What is the role of the prefix in the word 'bilingual'?

• To indicate opposition

• To suggest repetition

• To denote quantity

• To provide a numerical clue

What does the prefix 'pre-' typically mean?

• Before

• Against

• During

• After

Which prefix would you use to describe something that happens before a specific event?

• Pre-

• Un-

• Multi-

• Re-

If you want to express doing something again, which prefix would you use?

• Un-

• Bi-

• Pre-

• Re-

In the word 'recalculate', what does the prefix 're-' suggest?

• To calculate for the first time

• To calculate incorrectly

• To calculate in a different way

• To calculate again