Understanding Prefixes: re and un

The video tutorial introduces prefixes, focusing on 're' and 'un'. It explains how these prefixes alter the meaning of base words, with 're' indicating repetition and 'un' indicating negation. The tutorial provides examples like 'untied', 'rebuild', and 'unhappy', demonstrating how prefixes change word meanings. Students are encouraged to practice forming words with these prefixes and complete related exercises.

What is a prefix?

• A word that comes after the base word

• A small part added to the end of a word

• A small part added to the beginning of a word

• A word that changes the spelling of the base word

What does the prefix 're' signify?

• To do something for the first time

• To do something again

• To do something differently

• To stop doing something

Which of the following words means 'to build again'?

• Unbuild

• Rebuild

• Builded

• Build

What does the prefix 'un' mean?

• Not

• To do something differently

• To do something for the first time

• To do something again

Which word means 'not happy'?

• Rehappy

• Unhappy

• Happied

• Happy

What does the word 'untied' mean?

• Tied for the first time

• Not tied

• Tied differently

• Tied again

If you 'remake' something, what are you doing?

• Making it for the first time

• Making it again

• Not making it

• Making it differently

What does 'unmade' mean?

• Made for the first time

• Made differently

• Not made

• Made again

What should students do after learning about prefixes?

• Forget about the lesson

• Practice using prefixes and complete their assignments

• Write a story using prefixes

• Create new prefixes