Question

George couldn’t remember when he first met Mr. Anderson, but he was sure it was __________ Sunday because everybody was at __________ church

1. A.
   不填; the
2. B.
   the; 不填
3. C.
   a; 不填
4. D.
   不填; a

Answer 1

C
第一空填不定冠词，表泛指; 第二空不填冠词，at church为习语，其中不   用冠词。