题目内容
The existing form to which a derivational affix can be added is called a stem, which can be a bound root, a free morpheme, or a derived form itself.
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Prefixes usually modify the part of speech of the original word, not the meaning of it.
There are rules that govern which affix can be added to what type of stem to form a new word. Therefore, words formed according to the morphological rules are acceptable words.
Phonetically, the stress of a compound always falls on the first element, while the second element receives secondary stress.
There are different types of affixes or morphemes. The affix “un” in the word “unhappy” is known as a(n) _______.
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