据我所知

leyla

1) as far as I know; 2) to the best of my knowledge; 3) for all I know; 比如：As far as I know, the plan hasn't changed. 据我所知，计划没变。He's still single to the best of my knowledge. 据我所知，他现在还是单身。He's broke for all I know. 据我所知，他身无分文了。