下午他帮妈妈做家务，然后和他爷爷下象棋。
In the afternoon he helped his mother do the housework, and then he played chess with his grandfather.
He helped her mother with household chores in the afternoon, and then, and his grandfather chess.
下午他帮妈妈做家务，然后和他爷爷下象棋。
In the afternoon he helped his mother do the housework, and then he played chess with his grandfather.
He helped her mother with household chores in the afternoon, and then, and his grandfather chess.
