Do your best in the interview test.Image credit: via FreepikThis lesson will help you showcase the best of your grammar, argumentation, fluency and delivery in your upcoming G.B.C. test. Don't forget to avoid saying non-word sounds like “um” and “ah”. GBCGBC Mock Test ‹ G.B.C. Mock Test 2 up G.B.C. Mock Test 4 ›