问题描述：
| John was dismissed last week because of his _____ attitude towards his job. |
| [ ] |
| A. informal B. casual C. determinedD. earnest |
考点提示：形容词
最佳答案：
| B |
最佳答案：
题目：John was dismissed last week because of his _____ attitude towards his job. [ ]A. informal B. casual
最佳答案：
关键字：