—Congratulations!Youhavepassedthetest.  —

问题详情：

 —Congratulations! You have passed the test.

   —________ It has cost me several nights’ sleep.

     A. What a relief!          B. What a shame!              C. How come?                    D. How so?

【回答】

A

知识点：交际用语

题型：选择题