have been 是在形容一个___(人、物)的状态/特质至今为止如何.
have done 实在讲一个动作至今为止已完成.
例
I have been a good student.
我至今为止都是个好学生.
I have done my homework.
我刚做完我的功课
have been 是在形容一个___(人、物)的状态/特质至今为止如何.
have done 实在讲一个动作至今为止已完成.
例
I have been a good student.
我至今为止都是个好学生.
I have done my homework.
我刚做完我的功课