高等继续教育 / 基础英语I
正确率：100%
题型描述: 单选题
Mary ＿＿＿＿＿＿＿＿＿ be a school teacher, so she knows so much about teaching.
A.is used to
B.used
C.used to
D.use to
Mary ＿＿＿＿＿＿＿＿＿ be a school teacher, so she knows so much about teaching.
A.is used to
B.used
C.used to
D.use to
参考答案：
佳题速递：