A-A+
The boy felt frustrated when he found he had d
问题详情
The boy felt frustrated when he found he had difficulty with most of the math"s problems.
A. proud of himself
B. discouraged
C. scared
D. encouraged请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
[答案] B [直接定位] frustrated意为“沮丧的，灰心丧气的”，与discouraged同义。
