It was surprise that my first teacher, already 90, was still living and in good health.
A. the; a
B. /; a
C. a; /
D. a; the
网友回答
A. the; a
B. /; a
(答案→)C. a; /
D. a; the
解析：考察冠词。本题第一空后的名词surprise原来是一抽象名词“惊讶”；本题具体化为：令人惊讶的事情。是一个可数名词。第二空是固定搭配in good health身体健康。句义：我的启蒙老师，已经90多岁了，身体仍然很健康。这真是一件令人惊讶的事情！故C正确。