. The photo brought me back to the memory of the time in Qingdao, _______ I spent my summer holiday by the seaside with my friends.

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

 The photo brought me back to the memory of the time in Qingdao, _________ I spent my summer holiday by the seaside with my friends.

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

The photo brought me back to the memory of the time in Qingdao, _____ I spent my summer holiday by the seaside with my friends.

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

The photo brought me back to the memory of the time in Qingdao, _____ I spent my summer holiday by the seaside with my friends.

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

. The photo brought me back to the memory of the time in Qingdao, _______ I spent my summer holiday by the seaside with my friends.

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