1. Japan is ______ society of one nationality and a few underrepresented minority groups, such as the ethnic Chinese and Koreas.
A. spontaneous
B. simultaneous
C. homogeneous
D. instantaneous

2. Those persons whose religious ______ heavily relied on rituals, such as infant baptism, were more likely to support the Democrats.
A. confession
B. condemnation
C. establishment
D. acknowledgement
  1.C
【句意】日本是同质的社会，由一个民族和一些被忽视的如中国人和韩国人等少数民族构成的。
【解析】形容词词义辨析。spontaneous“自发的，自然的，无意识的”；simultaneous“同时的，联立的，同时发生的”；homogeneous“同质的，同类的”；instantaneous“瞬间的，即时的，猝发的”。由关键信息of one nationality and a few underrepresented minority groups“一个民族和一些被忽视的少数民族的”知“同质的”符合，由此知C项正确。

2.D
【句意】那些对宗教的认可在很大程度上依赖诸如婴儿洗礼等仪式的人更可能支持民主党。
【解析】名词词义辨析。confession“忏悔，告解，供认”；condemnation“谴责，定罪”；establishment“确立，制定”；acknowledgement“承认，确认，感谢；认可”。由关键信息relied on rituals“依赖仪式”知D项“认可”正确。