问题
选择题
The girl went to have piano lessons at the training center with her sister she would stay for an hour.
A．who
B．where
C．which
D．what
答案
答案：B
考查定语从句。定语从句Where she would stay for an hour修饰表示地点的先行词the training center。因为这个定语从句很完整，所以使用关系副词where。