After___,he can play the piano very well.A five years learn B fiv_英语解答

After___,he can play the piano very well.
A five years learn B five years'study
C five-years learn D five-year study,理由

人气：117 ℃　时间：2019-08-26 08:23:30

解答

B 经过了五年的学习之后,他能弹钢琴弹得很好.
‘‘五年的’’要用名词所有格的形式
并且五年在没有连接线的情况下用复数