Mary became ______ homesick and critical of the United States, so she fled from her home in west Bloomfield to her hometown in Austria.

【正确答案】 A

【答案解析】 副词词义辨析。increasingly“越来越，日益”；completely“完全地”；absolutely“绝对地”；sincerely“真诚地”。根据句意“玛丽越来越思乡，越来越对美国挑剔……”，increasingly是正确答案，故答案为A。