'Come, we shall have some fun now!' thought Alice. 'I'm glad they've begun askin...

Questão de Inglês da banca IDHTEC aplicada no concurso Prefeitura de Ilha de Itamaracá PE (2023). Confira a resolução completa abaixo:

'Come, we shall have some fun now!' thought Alice. 'I'm glad they've begun asking riddles. I believe I can guess that,' she added aloud.

What role does the imperative form play in the given context?