A recent court decision has qualified a 1998 ruling that workers cannot be laid off if they have been given reason to believe that their jobs will be safe, provided that their performance remains satisfactory.
48.A recent court decision has qualified a 1998 ruling that workers cannot be laid off if they have been given reason to believe that their jobs will be safe, provided that their performance remains satisfactory.
(A) if they have been given reason to believe that their jobs will
(B) if they are given reason for believing that their jobs would still
(C) having been given reason for believing that their jobs would
(D) having been given reason to believe their jobs to
(E) given reason to believe that their jobs will still
正确答案是A 求大神解释下为什么用have been?will?还有这句话怎么理解啊 我觉得句意好怪啊