I regret ( ) you that I can't go to Hangzhou for a visit next Sunday with you because I've caught a bad cold.
A.正确答案Btelling
B.to tell
C.tell
D.having told
I regret ( ) you that I can't go to Hangzhou for a visit next Sunday with you because I've caught a bad cold.
I regret ( ) you that I can't go to Hangzhou for a visit next Sunday with you because I've caught a bad cold.
A.正确答案Btelling
B.to tell
C.tell
D.having told
