题目：She _______ her homework for an hour before she went out to play.
2024-11-13
She _______ her homework for an hour before she went out to play.
A. Had done
B. Has done
C. Did
D. Was doing
正确答案：D
试题解析：暂无
She _______ her homework for an hour before she went out to play.
A. Had done
B. Has done
C. Did
D. Was doing
正确答案：D
试题解析：暂无
