18. Challenge: It was a great challenge to climb the volcano.
2. This year the English trivia will be a great challenge.
15. Categorize: Ana categorize the books in alphabetical order.
2. I like to categorize my priorities.
19. Become: He wants to become a doctor.
2. In the future, I will become a firefighter.
1. Report: Daniel makes a report of the meeting.
2. He made a complete report of the damage to the car.
13. Stress: Laughter reduces our stress levels.
2. Tests cause me stress.
20. Leader: I'm the leader of the group.
2. Gabriel is a dynamic and energetic leader.
16. Plan: Miguel has a perfect work plan.
2. Diego has a plan for the vacation trip.
14. Behavior: Bruno's behavior bothered the whole class.
2. The behavior of Max is very difficult to understand.
10. Forget: She can't forget her bicycle accident.
2. Don't forget to do the homework.
11. Survey: The results of the survey are favorable for the project.
2. He's basing her research on the results of the survey.
5. Test: Tomorrow is my math test.
2. The teacher left the test for the end of the class.
17. Resolution: The resolution of the case is in favor of us.
2. My group created a resolution for the math problem.
6. Look out: You should look out for your pronunciation when you speak English.
2. Look out with that dog, it looks like it will bite.
8. Weird: Javier had a weird dream last night.
2. Tom said he saw something weird on the other side of that mountain.
2. Research: Sheyla did a research in Google.
2. Gabriel research the life of elephants in Africa.
9. Distraction: My phone is a distraction.
2. Watching TV is a distraction for me .
4. Study: I study English.
2. She went to Italy to study music.
12. Recess: I play soccer during recess.
2. Manuel has fun during recess.
3. Review: Tom needs to review for his English exam.
2. Carlos has to review the script for the play.
7. Advice: You need the advice of an expert.
2. He needs the advice of his parents.