"A green hand" means an "inexperienced man", not a hand that is green in color. In this sense, we can judge that "a green hand" is a ( ) .
A、morpheme
B、proverb
C、compound
D、free phrase
【正确答案】:C
【题目解析】:“a green hand”指的是“没有经验的人”,而不是“绿色的手”。这个例子说明了复合词不同于语义统一中的自由短语。而green hand是个复合词,故选C。