four o'clock
Marie remained respectfully waiting , with a tight French smile on her intelligent face . ` Oh , I know what it was . Marie , I want you to look after certain things for me here -- anyhow , at present . I want you to tell the cook that I want tea at four o'clock . Oh no , it 's half-past four -- well , at five . And there 's something I particularly want for tea . What is it ? '