问题
单项选择题
George couldn't remember when he first met Mr. Anderson, but he was sure it was () Sunday because everybody was at () church.
A./ the
B. the /
C. a /
D./ a
答案
参考答案：C
解析：
Sunday前用冠词a，表示“一个周日”；at church中间不加任何冠词。故选C。