A-A+
The words make and us are called ______ b
问题详情
The words "make" and "bus" are called ______ because they can occur unattached
A．derivational morphemes
B．inflectional morphemes
C．bound morphemes
D．free morpheme
参考答案
正确答案：D
解析：“make”和“bus”不用粘附在任何词素上也能表达独立的意义，所以它们是自由词素。故选D。
