试题题干
Suffixes are added to the end of stems; they modify the meaning of the original word and in many cases change its part of speech.
参考答案
试题解析
Suffixes are added to the end of stems; they modify the meaning of the original word and in many cases change its part speech.后缀加到词干的末尾;他们修改了原词的意思，在许多情况下改变了它的词性。