Passage C
Fieldwork __(33)__ in diferent partsof Soottand over several years. Seventy people were interviewed and over so0 accounts wersere collected. I interviewed people who __ (34)__ the questionnaire or were recommended by the school of Scottish studies. I visited people in their hornes and spent time__(35)__ a rapport within them as the material they were giving me was __(36)__ and, and, in many cases, had never been recorded before. During the interview, the person was questioned in a sensitive mamer about the circumstances of the experiences in an attempt to find possible explanations.
【題組】34.
(A) either filled out
(B) either filling out
(C) had either filled out
(D)
had either filling out