一级理论和二级理论的区别

Where am I shameless? Murong Xiaoyan, please listen to my explanation. Ye Qiu chased after him. Murong Xiaoyan wanted to close the door, but found that even the door of the room was against her today. I tried several times but couldn't do it. After staring into a pair of beautiful eyes, he found Ye Qiu with a playful smile. He blocked the door with his feet. No wonder it can't be closed....