Tom left his home thirty years ago 同义句转换

问题描述:

Tom left his home thirty years ago 同义句转换

Tom left his home thirty years ago=Tom has been away from his home for thirty years =It was three years since Tom left his home=Three years has passed since Tom has left his homeI borrowed that book the day before yestweday同义句转换It was three days ago since I borrowed that book