Some examples of word usage: what has become of
1. What has become of my old friend from high school?
高校時代の古い友達はどうなったのか。
2. I wonder what has become of that abandoned house on the corner.
角にある廃屋はどうなったのだろうか。
3. What has become of the money I lent you last month?
先月貸したお金はどうなったのか。
4. I'm curious to know what has become of the missing cat.
行方不明になった猫はどうなったのか気になる。
5. What has become of the plans we made for the weekend?
週末の予定はどうなったのだろうか。
6. I can't help but wonder what has become of our childhood dreams.
子供の頃の夢はどうなってしまったのか気になって仕方がない。