英语翻译Have you ever been to Beijing I have never heard Bunny s

Have you ever been to Beijing
你曾到过北京吗?
I have never heard Bunny say anything against her.
我从未听Bunny说过不利于她的话.
I have used this pen only three times.It is still good.
这支笔我只用过三次,它仍很好用.
George has met that gentleman on several occasions
George曾在几个不同的场合遇到过那位先生.