The Arctic, which is abundant in oil, __
问题:
The Arctic, which is abundant in oil, _____ second only to the Middle East, is ______ home to seals.
A.the; a
B./; the
C.the; a
D./; /
The Arctic, which is abundant in oil, _____ second only to the Middle East, is ______ home to seals.
A.the; a
B./; the
C.the; a
D./; /