填空题
Shakespeare’s plays fall into three categories.They are（）,（）and history plays.
tragedies；comedies
填空题 The UK economy can be divided into three main sectors（）industries,secondary industries and（）industries.
填空题 Since 1945,the UK economy has experienced（）decline rather than（）decline.
填空题 The party which wins the majority seats in parliament forms（）and its party leader becomes（）
