问题补充:
--Is there a post office near here? -- .
A. No, it isn’t
B. Yes, there isn’t
C. Sorry, I don’t know
D. No, there is
答案:
A. No, it isn’t
B. Yes, there isn’t
(答案→)C. Sorry, I don’t know
D. No, there is
解析:此题重点考查there be 结构的一般疑问句的简略回答,根据语境可知只有C符合句意。