This app contains some rules which normally we use in English grammar.
Sometimes we make mistakes during using these rules and that's why this app identifies some common grammatical mistakes and shows how to correctly use these rules.
People who want to learn English grammar will be highly benefited by this app.
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://sg-res.9appsdownloading.com/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
