Complete the sentences with the correct form of the verbs given in brackets (using gerund or infinitive).

Write one or two words in each gap.

I forgot [ ] a letter to my friend. He will be upset when doesn't receive it. (to send)

John regrets [ ] so rude. He has already apologised several times. (to be)

Being a lawyer means [ ] people's rights. (to defend)

Despite my comment, he went on [ ] loudly in the library. (to speak)