Irregular verbs

1. irregular

1.1. be

1.1.1. was/were

1.1.1.1. been

1.2. eat

1.2.1. ate

1.2.1.1. eaten

1.3. see

1.3.1. saw

1.3.1.1. seen

2. same word

2.1. cut

2.1.1. cut

2.1.1.1. cut

2.2. let

2.2.1. let

2.2.1.1. let

2.3. put

2.3.1. put

2.3.1.1. put

3. -o-, -en

3.1. break

3.1.1. broke

3.1.1.1. broken

3.2. speak

3.2.1. spoke

3.2.1.1. spoken

3.3. write

3.3.1. wrote

3.3.1.1. written

4. -ught

4.1. bring

4.1.1. brought

4.1.1.1. brought

4.2. buy

4.2.1. bought

4.2.1.1. bought

4.3. catch

4.3.1. caught

4.3.1.1. caught

5. a, u

5.1. drink

5.1.1. drank

5.1.1.1. drunk

5.2. run

5.2.1. ran

5.2.1.1. run

5.3. sing

5.3.1. sang

5.3.1.1. sung

6. consonant + t

6.1. build

6.1.1. built

6.1.1.1. built

6.2. feel

6.2.1. felt

6.2.1.1. felt

6.3. spend

6.3.1. spent

6.3.1.1. spent