This document provides examples of irregular verbs in English in their present, past, and past participle forms. It also contrasts active and passive voice constructions using common verbs like build, discover, write, compose, invent, design, and others. Examples are given of famous people, events, and accomplishments expressed in both the active and passive voice.

1. TEACHER: LUCIO TIRADO ZAVALETA

2. PRESENT SIMPLE PAST PAST PARTICIPLE
COMPOSE COMPOSED COMPOSED
CLIMB CLIMBED CLIMBED
DISCOVER DISCOVERED DISCOVERED
DESIGN DESIGNED DESIGNED
EARN EARNED EARNED
EXPLORE EXPLORED EXPLORED
INVENT INVENTED INVENTED
PICK PICKED PICKED
REGISTER REGISTERED REGISTERED
STUDY STUDIED STUDIED

3. IRREGULAR VERBS
PRESENT SIMPLE PAST PAST PARTICIPLE
IS /ARE WAS/WERE BEEN
BUILD BUILT BUILT
CHOOSE CHOSE CHOOSEN
DRAW DREW DRAWN
EAT ATE EATEN
FORGOT FORGET FORGOTTEN
MAKE MADE MADE
SEE SAW SEEN
SLEEP SLEPT SLEPT
SWIM SWAM SWUM
WIN WON WON
WRITE WROTE WRITTEN

4. IRREGULAR VERBS
THE BITHDAY CAKE WAS MADE BY MY GRANDMOTHER.
MY GRANDMOTHER MADE THE BITHDAY CAKE.
ACTIVE VOICE
PASIVE VOICE
SUBJECT + VERB IN PAST+ COMPLEMENT
COMPLEMENT +
WAS/WERE+ VERB IN PAST+ BY + SUBJECT

5. Egyptians built the pyramids of Giza
The pyramids of Giza were built by Egyptians

6. Columbus discovered America
America was discovered by Columbus

7. Cervantes wrote Don Quixote
Don Quixote was written by Cervantes

8. Beethoven composed the 9th Symphony
The 9th Symphony was composed by Beethoven

9. Edison invented the light bulb
The light bulb was invented by Edison

10. Eiffel designed the Eiffel Tower
The Eiffel Tower was designed by Eiffel

11. Picasso painted “Guernica”
“Guernica” was painted by Picasso

12. Alan Turing made the first computer
The first computer was made by A. Turing

13. Walt Disney drew Mickey Mouse
Mickey Mouse was drawn by Walt Disney

14. Hillary climbed Mount Everest
Mount Everest was climbed by Hillary

15. Armstrong explored the Moon
The Moon was explored by Armstrong

16. Spain won the World Cup in 2010
The World Cup was won by Spain in 2010