do better 后加什么？

　　Cities do better in fighting against rising temperatures and increasing CO2.

　　城市在应对气温上升和二氧化碳增加方面做得更好。

　　Through correcting the mistakes, you can do better in learning a language.

　　通过更正错误，你能在学习一门语言方面做得更好。

　　Mr. Hoffman says plants with wider leaves seem to do better in shady environments.

　　霍夫曼表示，宽叶植物在荫凉环境下似乎生长得更好。