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
B 考察动词词义辨析。句义：在课堂上，为了让我们更容易理解，老师用简明但生动的语言来阐明财政计划。故B正确。