大学英语考试四级完形填空模拟考题

economicdevelopmentalonecannotexplainlivingarrangements.

25.[A]over[B]across[C]within[D]above

26.[A]associated[B]linked[C]united[D]combined

27.[A]aside[B]after[C]over[D]behind

28.[A]isolated[B]segregated[C]idealized[D]secluded

29.[A]maintain[B]promote[C]reserve[D]support

30.[A]appointed[B]assigned[C]preserved[D]preferred大学英语考试四级完形填空模拟试题