Understanding Prefixes in English

The video tutorial explains prefixes, which are letters added to the beginning of words to change their meanings. It covers various prefixes such as 're' for repetition, 'un', 'dis', and 'in' for negation, and 'bi', 'tri', and 'cent' for quantity. The tutorial also demonstrates how understanding prefixes can help decipher the meanings of unfamiliar words in context.

What is a prefix?

• A letter or group of letters added to the end of a word

• A letter or group of letters added to the beginning of a word

• A letter or group of letters added in the middle of a word

• A letter or group of letters that replace the root word

What does the prefix 're' mean in the word 'rebuild'?

• Again

• Not

• After

• Before

What does the prefix 'mis' mean in the word 'misspell'?

• Not

• Wrong or badly

• Again

• Correctly

What does the prefix 'super' do to the meaning of a word?

• Makes it smaller

• Emphasizes or makes it greater

• Negates it

• Reverses it

What does the prefix 'un' mean in the word 'unsafe'?

• Safe

• Before

• Not

• Again

Which prefix means 'not' in the word 'dishonest'?

• Re

• Mis

• Dis

• Un

What does the prefix 'il' mean in the word 'illegal'?

• Not

• Before

• Legal

• Again

What does the prefix 'bi' mean in the word 'bicycle'?

• Two

• Four

• One

• Three

What does the prefix 'tri' mean in the word 'tricycle'?

• Four

• Two

• One

• Three

What does the prefix 'milli' mean in the word 'millimeter'?

• One

• Thousand

• Ten

• Hundred