The only real security（安全感）that a man will have in this world is a of knowledge, experience and ability.
举一反三
- The only real security that a man will have in this world is a __________ of knowledge, experience, and ability.
- The only real security that a man will have in this world is () of knowledge, experience, and ability. A: Reversion B: reservation C: reserve D: Reverse
- Knowledge comes from the application of ideas in the experience of real life.
- For people all around the world, accent does not mark language ability, but only marks the speaker’s identity, past experience, culture...In a word, accent ≠ incorrectness.
- Knowledge comes from the application of ideas in the experience of real life. A: 正确 B: 错误