To our great ________ ， Daniel's illness did not turn out as

To our great ________ ， Daniel's illness did not turn out as serious as we had feared.
A、regret
B、anxiety
C、surprise
D、relief
【正确答案】：D
【题目解析】： 此句的意思是让我们感到如释重负的是Daniel的病没有像我们担心的那样变严重。To one’s…指让某人感到…的是。Regret表示遗憾；anxiety表示担心，焦虑；surprise表示吃惊；relief表示放松，如释重负。