Comment on the types of homonyms by analyzing the following groups of words.
(1) date n. a kind of fruit/ date n. a boy or girl friend
(2)sow v. to scatter seeds/ sow n. female adult pig
(3)right /write
【正确答案】：Based on the degree of similarity, homonyms fall into three classes: perfect homonyms,homographs, and homophones.
For group (1), the first date and the second date are perfect homonyms, which are identical both in sound and spelling, but different in meaning.
For group (2), the first sow and the second sow are homographs, because they are words identical only in spelling but different in sound and meaning.
For group (3), right and write are homophones, which are identical only in sound but different in spelling and meaning.
