book

 

 

Learn English  
 

Blue Level

 
 

Red Level

 
 

Yellow Level

 
 

Green Level

 
 

Purple Level

 
 

Orange Level

 
 

Violet Level

 
 

Video Lessons

 
 

Links

 
 

American Speech

 
 

Chat

 
 

How to Learn

 
 

Vocabulary

 
 

U.S. Citizenship

 
 

Reading

 

 

 

 


 

challenge

 

A challenge is a difficult situation; however, it can increase the strength of the person who meets or overcomes the challenge. This word is generally used to create a positive impression.

In these sentences, "challenge" is used as a noun:

  • Vicky faces many new and interesting challenges in her new job.
  • Learning English can be a real challenge for some people.
  • Raising six kids was a challenge for Bob and Linda, but they did it.
  • Today's soccer match against Belgium poses a challenge for the U.S. team.

You can also use "challenge" as a verb:

  • This puzzle challenges anyone who decides to solve it.
  • This hot weather is challenging the electrical grid.
  • Mario challenged another man to a fight.
  • This test will challenge the students.
  • The students will be challenged by this test. (passive voice)

Add an "ing" to create an adjective:

  • This is a challenging book.
  • The test was challenging.
  • These are challenging problems that need to be addressed.

two insects One insect challenged another in a fight to the death.

Thanks to Olga who suggested today's Word of the Day!

 

Click here to learn more words.

 

First published on June 30, 2014.

 

 

 

 

 

 

© 2018 Learn American English Online. All rights reserved.