Part 1: Add the correct prefix from your unit list to the root word in parentheses.

Log Entry: 04:00 AM The air at this altitude is ____________ (sufficient) for most people to breathe easily. We noticed that the local residents have ____________ (active) lungs that have adapted over generations. It is a common ____________ (understanding) that humans cannot live this high up, but these villagers prove that theory wrong.

Log Entry: 12:00 PM We had to ____________ (place) our equipment because the wind blew our original tent away. The terrain is very ____________ (regular) and rocky, making it hard to walk. We decided to set up a ____________ (permanent) camp until the storm passes.

Log Entry: 08:00 PM The villagers ____________ (act) with each other in a way that shows great community strength. Even in this ____________ (pleasant) cold, they remain cheerful. It is ____________ (possible) to imagine living anywhere else once you see this view.

Part 2: The Prefix Sorting Lab

Use the "Secret Code" rules to add the correct negative prefix (im-, il-, ir-, un-, or dis-) to these words.

1.  

   ____________ + literate: Someone who cannot read or write.

    

2.  

   ____________ + perfect: Something that has a small flaw or mistake.

    

3.  

   ____________ + rational: Something that does not make logical sense.

    

4.  

   ____________ + modest: Someone who brags too much about themselves.

    

5.  

   ____________ + legal: Something that is against the law.

    

Part 3: Critical Thinking

In one sentence, use a word with the prefix Inter- (meaning "between") to describe how two different locations might be connected.

Your Sentence: ______________________________________________________________________