【正确答案】 A

【答案解析】[解析] 画线词astonished为形容词，意为“吃惊的”。A项amazed意为“惊奇的，吃惊的”；例：I was amazed that she had been promoted.听说她升职了，使我很惊讶。B项interested意为“感兴趣的”；例：We are interested in the film.我们对这部电影很感兴趣。C项amused意为“愉快的；顽皮的”；例：Sara was not amused by Franklin's joke.莎拉没有被弗兰克林的笑话逗笑。D项satisfied意为“满意的，满足的”；例：My mother was satisfied with the present I bought her.妈妈对我买来送她的礼物感到很满意。故选A。