It is a paradox（自相矛盾） that ina rich country there should bemany poor people.

The research lacks evidence,and therefore, its conclusions are doubtful.

Well,wheredidyouspendyournightthatday?— At__________. [ ]

Rock music ______ sound popular with the young, but it’s not the favor of the aged people.

The police ________ Tom of stealing and the accused was afraid to meet the accuser. [ ]