題目：He _______ his homework when the phone rang.
2024-11-13
He _______ his homework when the phone rang.
A. was doing
B. did
C. is doing
D. has done
正確答案：A
試題解析：暫無
He _______ his homework when the phone rang.
A. was doing
B. did
C. is doing
D. has done
正確答案：A
試題解析：暫無
