小测验：选择正确的单词

1. The guardian read his ward a sermon on his extravagance.
   监护人严词申斥被监护人挥霍浪费。
2. He reproached me with extravagance.
   他怪我太浪费。
3. wanton extravagance;wanton depletion of oil reserves.
   无节制的奢侈;石油资源的过度消耗
4. He grumbled sometimes of her extravagance.
   他有时抱怨她铺张浪费。
5. He hinted at my extravagance.
   他间接提到我的奢侈。

　3个名词解释