The world's best-selling grammar series for learners of English. Basic Grammar in Use Fourth Edition is an American English self-study reference and practice book for beginner level learners (A1-B1).

Learning English grammar can feel overwhelming, but certain mistakes appear repeatedly amongst new speakers. These errors aren't random—they follow predictable patterns that you can learn to avoid.

Here, the phrasal verb keeps on means continues. It has the same meaning as keeps but is slightly stronger. Other phrasal verbs that extend the meaning of the main verb are hurry up and sit down. Many ...

Por favor, ten en cuenta que esta versión de English File 4th Edition A1/A2 NO CONTIENE Key Pack. Si requieres un libro de respuestas a los ejercicios, por favor ...