问题
选择题
In class the teacher ___ the finance project in simple but vivid language to make it easier for us to understand.
A．undertook
B．clarified
C．approved
D．submitted
答案
答案：B
题目分析：A. undertook承诺，承担，B. clarified澄清；阐明；使清楚，C. approved同意，批准，D. submitted提交，屈从，句意：在课堂上老师用简单但是生动的语言解释财政项目，为了能让学生更好的理解。选B。