"Who will come at this time?" Chen Lifen, who is busy in the kitchen, glanced at the door and thought, "this is the time for cooking and eating. Who will visit? Isn't it the children and grandma coming back? No, grandma has a key. "

thinking about this, Chen Lifen walked to the door and asked, "who is that?"

there was no response outside the door. There was another knock.

Chen Lifen was stunned, and determined that it must not be the child or the child's grandmother, so she said, "here, here, who is it?"

when the voice falls, Chen Lifen has opened the door. Lin Xiaoli appears at the...