问题
选择题
She had just finished her homework______________ her mother asked her to practise playing the piano yesterday. [ ]
A. when
B. while
C. after
D. since
答案
答案：A
搜题请搜索小程序“爱下问搜题”
She had just finished her homework______________ her mother asked her to practise playing the piano yesterday. [ ]
A. when
B. while
C. after
D. since
答案：A