В портфеле не три книги, а четыре. В портфеле не пять карандашей , а шесть. В портфеле не две ручки, а одна. Как раз пора обедать. Как раз пора пить чай.
The portfolio not three but four books. The portfolio not five, but six pencils. The portfolio not two pens, one. Just time to dine. Just time to drink tea.
in the case of three books and four. in the case of pencils not five and six. in case two pens, but one.it's about time for lunch. it's about time to drink tea.