Since .rar is a compressed format, you cannot open it like a standard document. You will need:
Tools like WinRAR or 7-Zip to "unzip" the contents. English rar
Lists that bridge the gap between Basic and Advanced English (e.g., changing "I think" to "I believe"). Since .rar is a compressed format
Practice materials for Listening, Reading, Writing, and Speaking modules. English rar
If you've come across a link for an "English.rar" folder, it likely contains:
Most of the study guides inside will be in PDF format.