The purpose of the TOEFL iBT test is to evaluate the English proficiency of people whose native language is not English. The TOEFL iBT scores are primarily used as a measure of the ability of international students to use English in an academic environment.
If you wish to do the TOEFL test, you should join Gill Sir. The reason is that, it is a CBT test and Gill Sir fully justifies the teaching methodology with all the required material and computer support which is very necessary for the TOEFL CBT preparation.
Lets tell you a bit more about the TOEFL TEST IBT.