他终于成了医生。

Tā zhōngyú chéng le yīshēng.

He finally became a doctor.

这件事已经成了大家最关心的话题。

Zhè jiàn shì yǐjīng chéng le dàjiā zuì guānxīn de huàtí.

This matter has already become the topic everyone cares about most.

这个计划终于成了。

Zhège jìhuà zhōngyú chéng le.

This plan finally worked out.