第9题: [单项选择]Betty was offended because she felt that her friends had ignored her purposefully at the party. A. desperately B. definitely C. decisively D. deliberately 参考答案:D 答案解析:[解析] 本题的四个选项都是副词。D项的意思是“故意地”,与“purposefully有目的地,蓄意地”意思相吻合。A项“拼命地,失望地”、B项“明确地”、C项“决然地,果断地”都与题干中的词义不符。