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题目内容
（信阳师范学院-英语语言学）
The three subtypes of affixes are: prefix, suffix and __________.
A.derivational affixx
B.inflectional affix
C.infix
D.None of the above
A.derivational affixx
B.inflectional affix
C.infix
D.None of the above
参考答案