阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
A woman has been reunited with her long-lost father after 56 years apart. And it’s all because he was “suggested” as a friend on Facebook.
Karen Harris, now 56 years old,【小题1】 (bring) up by her foster parents(养父母). When she turned 18, Harris approached an adoption agency,【小题2】(hope) to find her birth parents.
She knew nothing about her birth parents and【小题3】(they) family, but after a social worker shared with her useful【小题4】(detail), Harris found her mother ten years later.
However, finding her father proved to be more【小题5】(difficulty).
She knew he was【小题6】engineer from Croydon and his name was Trevor Sinden. But she failed【小题7】 (find) him with such little information until decades later【小题8】she saw the name appear on the “Suggested Friends” feature of Facebook.
The pair then chatted for several weeks before meeting【小题9】the first time last week. They both said that it was like they【小题10】(know) each other their whole lives.