--- It’s thirty years since we last met.

 --- But I still remember the story, believe it or not, _________we got lost on a rainy night. 

    A. which       B. that       C. what          D. When

--- It’s thirty years since we last met.

 --- But I still remember the story, believe it or not, _________we got lost on a rainy night. 

    A. which           B. that               C. what                 D. When

—It’s thirty years since we last met.—But I still remember the story, believe it or not, __________ we got lost on a rainy night.

A. which    B. that   C. what     D. when

—It’s thirty years since we last met.

—But I still remember the story, believe it or not, __________ we got lost on a rainy night.

A. which B. that

C. what   D. when

—It’s thirty years since we last met.

   —But I still remember the story, believe it or not, _______ we got lost on a rainy night.

A.which             B.that                   C. what                    D. when

―It’s thirty years since we last met.
 ―But I still remember the story, believe it or not,       we got lost on a rainy night.

      A. which           B. that              C. what              D. when

—It’s thirty years since we last met.

—But I still remember the story, believe it or not, _____ we got lost on a rainy night.

A. which　　 B. that　　 C. what　　 D. when

―It’s thirty years since we last met.
  ―But I still remember the story, believe it or not, ____ we got lost on a rainy night. 
 A. which       B. that
C. what       D. when

 ---It's thirty years since we last met.

    ---But I still remember the story, believe it or not, ________ we got lost on a rainy night.

      A. which           B. that             C. what             D. when

--- It’s thirty years since we last met.

--- But I still remember the story, believe it or not, _________we got lost on a rainy night.

1. A.
   which
2. B.
   that
3. C.
   what
4. D.
   When