Check your English proficiency Test with a scientific twist! This 20-question quiz covers conditional sentences, technical vocabulary, and factual sentence structures. Perfect for advanced learners. Let us start with the Online Advanced English Proficiency Test with Answers now: Online English Proficiency Test with Answers I will sing if he ---------------. I will meet him when he ---------------? If humans were deprived of sleep, they ------------- hullucinations, anxiety, come, and eventually death. When your body does not get --------------- it cannot make the glucose it needs. A symbol of the ancient competition, the Olympic lamp burns -------------- throughout the games.