Test Taking Global

Liu Ke, who came from the 21st century, traveled through time. He was supposed to be a hard-working scumbag in peace, but he actually traveled to a parallel world where he would die if he didn't study. Liu Ke: "If you're a biology student, don't let your dog bite me. If you're a physics student, drop a meteorite if you dare. If you're a Chinese student, please stop talking nonsense!"