A Small-Town Essayist Travels to Ancient Times to Open a School

[Big heroine + entrepreneurship + family, country and world] Talking ill about someone behind their back was overheard by the person involved? It doesn't matter! Is the person involved a new boss? It doesn't matter! Did you go on a blind date the day before? The buff stack was full, and Li Shuman had no shame in staying still. Therefore, Li Shuman chose to resign. As a result, she was struck by lightning and accidentally traveled to ancient times. Then, he met Gu Yiling, who looked exactly the same, and continued to teach under him by accident. Oops, I'm talking about fate! Small Theater Bang! Boom—— There was a loud noise from next door. Gu Yiling was startled and immediately stood up to investigate. I saw billowing black smoke coming out of the door of the second young master's room. From the black smoke, two "black men", one tall and one short, emerged, their faces covered with dust and their bodies covered in filth. They were stroking their chests and coughing violently. Gu Yiling knelt down, scratched the ground with his finger, put it in front of his nose and sniffed, deciding that the black smoke was gunpowder. What on earth is this maid doing? "Oh? Second brother, what poems did Mr. Teach you? Memorize them for me to listen to." Gu Yiling said. "Uh-" Gu Xiaoming was suddenly called, his body froze, his eyes glanced to the right, and he looked at Li Shuman for help. "Potassium, sodium, ammonium, and nitrates are all soluble in water. Chlorine contains insoluble silver, mercury, and sulfuric acid does not dissolve barium and lead." Gu Xiaoming shook his head and recited. "This is a seven-character quatrain." Li Shuman said seriously. "One more song!" Gu Yiling pressed. "Potassium, calcium, sodium, magnesium, aluminum, zinc, iron, tin, lead, and hydrogen, copper, mercury, silver, and platinum." Gu Xiaoming rebelled. Several black lines suddenly appeared on Li Shuman's head. He didn't even believe his words and said, "This is the Five-Year Jue."