'Catch' and 'teach' are examples of irregular verbs - or verbs that don't end in '-ed' when they are in the past tense. Here's a look at the different forms of these verbs and how you can use them in ...

This article is reposted from the old WordPress incarnation of Not Exactly Rocket Science. The blog is on holiday until the start of October, when I’ll return with fresh material. For decades, ...