【题目】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

【答案】B
【解析】考查定语从句。I spent my summer holiday by the seaside with my friends是从句部分，该部分主干成分完整，因此用关系副词；先行词是time，故选when。