Unscramble Letters 21. IRREGULAR VERBS: UNDERSTAND, WAKE UP, WEAR, WIN, WRITE.Online version Practice Base Form, Past Simple and Past Participle of Irregular Verbs in English. by PONCE MAYOR Isabel 1 (V2)Past Simple of UNDERSTAND N S O E T U D R O D 2 (V2)Past Simple of WAKE UP O P K U E W 3 (V2)Past Simple of WEAR R O W E 4 (V2)Past Simple of WIN N O W 5 (V2)Past Simple of WRITE E T W O R 6 (V3)Past Participle of UNDERSTAND R O O D D E S N U T 7 (V3)Past Participle of WAKE UP K U W O E P N 8 (V3)Past Participle of WEAR N O R W 9 (V3)Past Participle of WIN N W O 10 (V3)Past Participle of WRITE T R E T I W N 11 (V1)Base form: ENTENDER N S U D T E R A D N 12 (V1)Base form: DESPERTAR(SE) U A W E P K 13 (V1)Base form: LLEVAR PUESTO; PONERSE E W R A 14 (V1)Base form: GANAR N W I 15 (V1)Base form: ESCRIBIR T I E R W