Last Sunday, Mr. Green asked Lily she had written to her mother .
A. that; yesterday
B. that; the day before
C. whether; yesterday
D. whether; the day before
网友回答
A. that; yesterday
B. that; the day before
C. whether; yesterday
(答案→)D. whether; the day before
解析: 本题考查间接引语。间接引语中用the day before代替yesterday;根据ask判断应是疑问语气。