American International Group was the lar
题型:选择题
问题:
American International Group was the largest insurance company in the US_______it, suddenly closed down in September 2008.
A.after
B.since
C.as
D.before
American International Group was the largest insurance company in the US_______it, suddenly closed down in September 2008.
A.after
B.since
C.as
D.before