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题目内容
（南阳师范学院-教育学-大学英语（四））
____ a teacher in our college, it is necessary to have at least a master.s degree.
(A) To become
(B) One becomes
(C) Becoming of
(D) Who becomes
(A) To become
(B) One becomes
(C) Becoming of
(D) Who becomes
参考答案
