您要查找的是不是：
- Much of it is of unknown origin. 其中大部分内容出处不详。
- It is of no use talking with him. 跟他说没用。
- It is of no use to talk to him; he is as deaf as a post. 跟他说话毫无用处，因为他一点也听见。
- It is of overriding importance to finish the project this week. 最重要的是本星期要完成这一项目。
- It is of no use boasting of being rich on a desert island. 在无人岛上夸耀富有也是白费力气。
- It is of older construction - built in the late '60s or early '70s. 那是一座老的建筑，建于60年代末期至70年代早期之间。
- This is as true of warfare as it is of diplomacy. 这是真正的战争，就像刚才提到的外交。
- Everyone says it is of historic significance. 都说是有历史意义的。
- Do not you think it is of roman style? 你不认为它挺有罗马的风格吗?
- It is of no use asking for his help. 请他帮忙是没用的。
- What he thinks about it is of no significance. 他对此事的想法没有什么意义。
- It is of small (no) consequence. 这件事没什么（根本不）重要。
- It is of special value for subjects and cognition. 它的研究具有其独特的主体论价值和认识论价值。
- It is of my choice and it's none of your business. 这是我自己的选择,与你无关。
- It is of no use arguing with you. 同你争论没有用。
- It is of no use to try to do it again. 再试一次也没有用。
- It is of the highest importance. 这具有最高重要性。
- I know how irregular it is of me to ask it. 我这种要求，有多么不合常情，我完全知道。
- What he thinks about it is of no significance . 他对此事的想法没有什么意义。
- What he think about it is of no significance. 他对此事的想法没有什么意义。
