问题
选择题
— What does your uncle do, Tom?
— He _____ be a history teacher. Now he is a businessman. [ ]
A. used to
B. be used to
C. use to
D. be use to
答案
答案：A
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— What does your uncle do, Tom?
— He _____ be a history teacher. Now he is a businessman. [ ]
A. used to
B. be used to
C. use to
D. be use to
答案：A