4 reasons why learning English is so important. 1. English may not be the most spoken language in the world, but it is the official language in a large number of countries. It is estimated that the number of people in the world that use in English to communicate on a regular basis is 2 billion! Under this course, we will provide training from Foundation to Level 8 Including 1-Placement Test 2-Conversation 3-Lab 4-Exam 5-Certificate (Approved by KHDA).