Examples may include:(a) Qualitative adjectives:dead /alive; single / married; male /female(b)Nouns denoting " quality"," state" ,or "relationship":wisdom /foolishness; war /peace;friendliness /hostility(c)Verbs denoting "feelings, emotions ", or "actions":support /oppose ; pass /fail(a test ); hit /miss( a target ) (d)Adverbs denoting ''time "," position and direction ", or "state":early/late;up/down;gently / violently( 2)Gradable antonyms 等级反义词Other examples of gradable antonyms include:light /heavy ; beautiful /ugly ; wide/narrow( 3)Relational opposites 关系反义词Other examples include:(a)Nouns: wife / husband; student /teacher; father / son(b)Verbs: buy /sell; teach/learn; give/ take(c)Prepositions: above /below; in front of / behind