—WhereisJohn? —Hehasgonetothelibrary.He
问题:
—Where is John?
—He has gone to the library. He _______ there for an hour. [ ]
A. has gone
B. has been
C. has been in
D. goes
—Where is John?
—He has gone to the library. He _______ there for an hour. [ ]
A. has gone
B. has been
C. has been in
D. goes