Paul ... be at home; he always works until 9 p. m. a) can't b) mustn't c) can

Paul mustn't be at home; he always works until 9 p. m. - Павел не должен быть дома; он всегда работает до 9 вечера.

Mustn't Paul be at home?

Who mustn't be at home?

Why mustn't Paul be at home?

Mustn't Paul or must Paul be at home?

Mustn't Paul be at home or at school?

Does he always work until 9 p. m.?

Who always works until 9 p. m.?

What does he do until 9 p. m.?

Does he or do you always work until 9 p. m.?

Does he always or usually work until 9 p. m.?

Does he always work or have a rest until 9 p. m.?

Does he always work until 9 p. m. or until 11 p. m.?