Watch out! Some past participles are irregular. For example, He hecho mis deberes - I have done my homework. As you go around telling people what you’ve done, remember to keep the following rule in ...

Let's check your irregular verb knowledge! See examples of common verbs and find out how many you get right.

CHICAGO (Reuters) - Irregular verbs are the bane of any effort to learn English, but new research looking at how language evolves suggests frequent use keeps pesky irregular verbs like "take" from ...