Simple Past : Verbes irréguliers

Quelles sont les formes correctes de ces verbes irréguliers ?

Question 1:

They ? a new car last week.

1 bouyed

2 buyed

3 brougt

4 bought

Question 2:

He ? a song at the karaoke bar.

1 sung

2 singed

3 sang

4 sing

Question 3:

We ? to Paris for our vacation.

1 flyed

2 flought

3 flew

4 flied

Question 4:

She ? a letter to her friend in Australia.

1 wrote

2 written

3 writed

4 write

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