C662 Could It be a Mistake!(1)

He probably shouldn't have called Mr. Zhang that way. Mr. Zhang wasn't that old, but he kept addressing him as if he were. He should have been calling them Mr. and Mrs. Zhang. Even after a few days of calling him "Uncle Zhang," Mr. Zhang never corrected him.

Mr. Zhang was only in his fifties, but his thoughts seemed to wander too far. Now was the time to stay focused