Question

has been promising和has promised的区别

The manager ___ a rise in salary for ages, but nothing has happened yet.
A. is promised
B.is promising
C has been promising
D promised
这道题用has been promising 和has promised是不是都可以？为什么promising前面要加been？两者有什么区别吗？

Answer 1

has been promising是现在完成进行时，表示动作的持续和反复发生，这里表示经理这些年一直承诺升职，而has promised表示承诺过，这里由for ages可知选c，如果满意望采纳。