––Have you returned the book to the libr
问题:
––Have you returned the book to the library _______?
––Yes, I have _________ returned it.
A.yet, yet
B.already, already
C.already, yet
D.yet, already
––Have you returned the book to the library _______?
––Yes, I have _________ returned it.
A.yet, yet
B.already, already
C.already, yet
D.yet, already