できるようになる

expression, godan verb (-ru)

become able to; become possible

Expresses a change in ability or possibility; often follows a verb in the potential form or a noun phrase indicating what becomes possible.

• 練れん習しゅうすれば、水すい泳えいができるようになる。

  If you practice, you will become able to swim.

• 毎まい日にち練れん習しゅうして、日本にほん語ごで会かい話わができるようになりたい。

  I want to practice every day and become able to converse in Japanese.