I___________ frustrated when I wasn’t sure of the correct answer. A. may be B. used to C. used to be...
2023-01-14 04:25:15 136次 2015届江西赣县第二中学九年级上期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I___________ frustrated when I wasn’t sure of the correct answer.
A. may be B. used to
C. used to be D. use to be
本题链接：
