Grace is always correcting other people. She thinks she’s a know-it-all.
That man is really kooky. He has fifty-three cats!
3.let someone have it让某人好看
Next time I see Rick, I’m going to let him have it.
4.a leg up占上风
All Jeff’s hard work is paying off. He’s a leg up on the rest of his competitors.
Chris is such a low-life. He sleeps on the park bench and drink booze all day.