Irregular Verbs
What's the past simple and the past participle of... BE
BE - WAS/WERE - BEEN
What's the past simple and the past participle of... THINK
THINK - THOUGHT - THOUGHT
What's the past simple and the past participle of... WRITE
WRITE - WROTE - WRITTEN
What's the past simple and the past participle of... FLY
FLY - FLEW - FLOWN
What's the past simple and the past participle of... SWIM
SWIM - SWAM - SWUM