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
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
C
a Sunday泛指某一个星期天；at church为固定搭配，不用冠词，意为“在做礼拜”。