【正确答案】 C

【答案解析】[解析] 题意：听到他逃之夭夭的消息，我感到惊讶。
划线词astonished意为“吃惊的”。
A项amused意为“被逗乐的”。例：The audience was amused by the performance.观众被这个表演逗乐了。
B项amounted意为“总计”。例：My income for that year amounted to 1,000 dollars.我那一年的收入达到1000美元。
C项amazed意为“惊讶的”。例：I was amazed at her ability to cope with the difficult situation.她应付困境的能力使我惊讶。
D项approached意为“靠近”。例：As the winter approached, the weather became colder.因冬天渐近，天气变得冷些了。故选C。