Having been told many times,he finally understood it.如果understood改为understand 这句话怎么改

问题描述:

Having been told many times,he finally understood it.
如果understood改为understand 这句话怎么改

Been told many times,he finally understands it.

Being told many times, he understands it in the end.

被告知了很多次之后,他终于明白了
Being told many times,he finally understands it.