Even though the survey was designated as an inter- disciplinary course, it involved no real ---- of subject matter.
单项选择题{{*HTML*}}The documentary film about high school life was so realistic and ---- that feelings of nostalgia flooded over the college-age audience.
单项选择题{{*HTML*}}As long as the nuclear family is ---- a larger kinship group through contiguous residence on undivided land, the pressure to ---- and thus to get along with relatives is strong.