The young worker has turned writer.

那位青年工人已成了一名作家。

He is a young worker new from school.

他是新从学校分来的青年工人。

The young worker has become a writer.

那位青年工人已成了一位作家。

The song was composed by a young worker.

这首歌是一位年青工人谱写的。

Thee song was composed by a young worker.

这首歌是一位年青工人谱写的。