題目：He _____ a letter when the bell rang.
2024-11-13
He _____ a letter when the bell rang.
A. was writing
B. wrote
C. is writing
D. has written
正確答案：A
試題解析：暫無
He _____ a letter when the bell rang.
A. was writing
B. wrote
C. is writing
D. has written
正確答案：A
試題解析：暫無
