问题补充：
He was always sleeping in class. Much to , hefirst.
A. us surprise; came out
B. our surprise; came out
C. our surprised; came out
D. our surprising; came out
答案：
A. us surprise; came out
(答案→)B. our surprise; came out
C. our surprised; came out
D. our surprising; came out
解析：考查固定搭配。固定搭配to one’s surprise让某人惊讶的是…；如果表示程度，可以使用much to one’s surprise;或者to one’s great surprise故B正确。第二空的come out指结果是；根据上文的was说明使用一般过去时；句意：他总是在上课睡觉，让我们惊讶的是，结果他得了第一名。故B正确。
