1.b> interi> ? when can you come to tea? ? when did you last see him? ? when are we leaving? ?
2.b> conji> ; I don't know when I can do it , ; I don't know when I'll see her again , / ;
3.b> reli> ; the day when I met you , ; Sunday is the only day when I can relax , ;
4.b> . .i> ; ; ; since when have you been interested? / i> ? "I've got a new job." "Since when?" " ". "?" until when can you stay? ? by when must you be there? / ? the when of my first call there I do not now remember / ;
say whenb> ) () / (), ( .i> i>); ) () / (), ( i>).