I remember early spring mornings in the countryside ________ my grandmother would tell me to sit quietly and then read me books.
A.which
B.why
C.where
D.when
网友回答
D解析考查定语从句，先行词为early spring mornings，后面的从句不缺少主语或宾语，缺少时间状语，所以用when，句意：我记得在乡下春天的早晨，我的奶奶经常告诉我静静的坐下来给我读书。故选D。