重点讲解:
1. hunt for 搜寻
The couple had helped in the hunt for the toddlers.
这对夫妇曾帮着寻找那些蹒跚学步的孩子
。2. a lack of 缺乏
There is a lack of knowledge about the tax system.
大家对税制缺乏了解
。3. push up 增加;提高
Any shortage could push up grain prices.
任何短缺都会推动粮价上涨
。4. deal with 处理;应对
She had shown herself unable to deal with money.
她所做的事已表明她不善理财
。