not think anything of

例句：

1. 1. She didn't think anything of the offer.
   她对那个提议不放在心上。
2. 2.He didn't give his new job much thought.
   他对他的新工作不怎么放在心上。
3. 3.We don't take this matter lightly.
   我们不轻视这个问题。