TOEIC・English Undergraduate 9 monthsago of allのofがなぜこの位置にいるのかがわからないです。 all ofとは訳し方は異なりますか 16. Research indicates that of all the customers - -- register a complaint, 60 percent will return if their complaint is resolved satisfactorily. (A) who (B) whose (C) they (D) what (8) nerff-(0) herW (0) Resolved Answers: 1