（）morphemes are those that cannot be used independently but have to be combined with other morphemes, either free or bound, to form a word.A、FreeB、BoundC、RootD、Affix
题目
（）morphemes are those that cannot be used independently but have to be combined with other morphemes, either free or bound, to form a word.
- A、Free
- B、Bound
- C、Root
- D、Affix