However, just as Tang Yuran had taken out her textbooks for no more than two minutes, a series of "thud thud thud" knocking sounds came from the door of the study.
Right after that, Tang Yuran's mom entered, smiling cheerfully with a fruit platter and two cups of tea in her hands.
"Come, come, come, this is the fruit Auntie just bought today. Xiaoyu, come and try some," Tang Yuran's mom said as she approached the desk, set the fruit platter on it, and then smiled warmly at Gu Yu to invite him.
"Thank you, Auntie," Gu Yu said as he put down his book and politely thanked Tang Yuran's mom.
"No trouble at all, no trouble at all. Let's see what you guys are studying," Tang Yuran's mom said as she sidled up beside Tang Yuran, peeked at the exercise book in front of her, and then whispered, "Oh, it's physics. Youran is weakest in physics. When she took her middle school exams, she..."
