Some people in the group complained that their tour( )better organized.
A.正确答案Dcould be
B.may have been
C.might be
D.could have been
Some people in the group complained that their tour( )better organized.
Some people in the group complained that their tour( )better organized.
A.正确答案Dcould be
B.may have been
C.might be
D.could have been